Maxwell GPU Surface Book 940M GDDR5 vs Radeon HD 7970
If you are going to buy a new graphics card and are choosing between Maxwell GPU Surface Book 940M GDDR5 and Radeon HD 7970, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Maxwell GPU Surface Book 940M GDDR5 stacks up against Radeon HD 7970, check out specs charts below.
Maxwell GPU Surface Book 940M GDDR5 is a Laptop Graphics Card
Note: Maxwell GPU Surface Book 940M GDDR5 is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Maxwell GPU Surface Book 940M GDDR5 here:
Main Specs
Maxwell GPU Surface Book 940M GDDR5
Radeon HD 7970
Power consumption (TDP)
300 Watt
Interface
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
3 GB
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
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Radeon HD 7970 has 2 GB more memory, than Maxwell GPU Surface Book 940M GDDR5.
Maxwell GPU Surface Book 940M GDDR5 is used in Laptops, and Radeon HD 7970 - in Desktops.
Maxwell GPU Surface Book 940M GDDR5 is build with Maxwell architecture, and Radeon HD 7970 - with GCN.
Maxwell GPU Surface Book 940M GDDR5 and Radeon HD 7970 are manufactured by 28 nm process technology.
Memory clock speed of Maxwell GPU Surface Book 940M GDDR5 is 3637 MHz higher, than Radeon HD 7970.
Game benchmarks
Assassin's Creed Odyssey
Battlefield 5
Call of Duty: Warzone
Counter-Strike: Global Offensive
Cyberpunk 2077
Dota 2
Far Cry 5
Fortnite
Forza Horizon 4
Grand Theft Auto V
Metro Exodus
Minecraft
PLAYERUNKNOWN'S BATTLEGROUNDS
Red Dead Redemption 2
The Witcher 3: Wild Hunt
World of Tanks
high / 1080p
9−10
35−40
ultra / 1080p
5−6
21−24
QHD / 1440p
0−1
16−18
4K / 2160p
−
10−11
low / 720p
21−24
60−65
medium / 1080p
12−14
40−45
The average gaming FPS of Radeon HD 7970 in Assassin's Creed Odyssey is 241% more, than Maxwell GPU Surface Book 940M GDDR5.
high / 1080p
16−18
55−60
ultra / 1080p
14−16
45−50
QHD / 1440p
0−1
35−40
4K / 2160p
−
18−20
low / 720p
30−35
100−110
medium / 1080p
16−18
60−65
The average gaming FPS of Radeon HD 7970 in Battlefield 5 is 240% more, than Maxwell GPU Surface Book 940M GDDR5.
low / 768p
45−50
50−55
QHD / 1440p
0−1
0−1
The average gaming FPS of Radeon HD 7970 in Call of Duty: Warzone is 10% more, than Maxwell GPU Surface Book 940M GDDR5.
low / 768p
160−170
250−260
medium / 768p
130−140
220−230
ultra / 1080p
70−75
180−190
QHD / 1440p
40−45
110−120
4K / 2160p
30−33
70−75
high / 768p
100−110
210−220
The average gaming FPS of Radeon HD 7970 in Counter-Strike: Global Offensive is 94% more, than Maxwell GPU Surface Book 940M GDDR5.
low / 768p
55−60
60−65
ultra / 1080p
27−30
−
medium / 1080p
45−50
55−60
The average gaming FPS of Radeon HD 7970 in Cyberpunk 2077 is 15% more, than Maxwell GPU Surface Book 940M GDDR5.
low / 768p
90−95
120−130
medium / 768p
70−75
110−120
ultra / 1080p
45−50
100−110
The average gaming FPS of Radeon HD 7970 in Dota 2 is 64% more, than Maxwell GPU Surface Book 940M GDDR5.
high / 1080p
10−12
45−50
ultra / 1080p
10−11
40−45
QHD / 1440p
−
27−30
4K / 2160p
4−5
14−16
low / 720p
24−27
80−85
medium / 1080p
12−14
45−50
The average gaming FPS of Radeon HD 7970 in Far Cry 5 is 291% more, than Maxwell GPU Surface Book 940M GDDR5.
high / 1080p
18−20
60−65
ultra / 1080p
12−14
45−50
QHD / 1440p
−
27−30
4K / 2160p
−
27−30
low / 720p
75−80
180−190
medium / 1080p
30−35
110−120
The average gaming FPS of Radeon HD 7970 in Fortnite is 191% more, than Maxwell GPU Surface Book 940M GDDR5.
high / 1080p
16−18
60−65
ultra / 1080p
14−16
45−50
QHD / 1440p
4−5
30−35
4K / 2160p
−
24−27
low / 720p
35−40
100−110
medium / 1080p
18−20
65−70
The average gaming FPS of Radeon HD 7970 in Forza Horizon 4 is 250% more, than Maxwell GPU Surface Book 940M GDDR5.
low / 768p
65−70
140−150
medium / 768p
55−60
120−130
high / 1080p
18−20
70−75
ultra / 1080p
8−9
30−35
QHD / 1440p
0−1
21−24
The average gaming FPS of Radeon HD 7970 in Grand Theft Auto V is 144% more, than Maxwell GPU Surface Book 940M GDDR5.
high / 1080p
6−7
24−27
ultra / 1080p
4−5
20−22
QHD / 1440p
−
16−18
4K / 2160p
1−2
8−9
low / 720p
18−20
65−70
medium / 1080p
8−9
30−35
The average gaming FPS of Radeon HD 7970 in Metro Exodus is 287% more, than Maxwell GPU Surface Book 940M GDDR5.
low / 768p
100−110
130−140
ultra / 1080p
90−95
−
medium / 1080p
95−100
120−130
The average gaming FPS of Radeon HD 7970 in Minecraft is 28% more, than Maxwell GPU Surface Book 940M GDDR5.
high / 1080p
18−20
−
ultra / 1080p
14−16
14−16
low / 720p
40−45
100−110
medium / 1080p
20−22
18−20
The average gaming FPS of Radeon HD 7970 in PLAYERUNKNOWN'S BATTLEGROUNDS is 76% more, than Maxwell GPU Surface Book 940M GDDR5.
high / 1080p
12−14
24−27
ultra / 1080p
8−9
16−18
QHD / 1440p
0−1
10−11
4K / 2160p
−
7−8
low / 720p
18−20
65−70
medium / 1080p
12−14
35−40
The average gaming FPS of Radeon HD 7970 in Red Dead Redemption 2 is 176% more, than Maxwell GPU Surface Book 940M GDDR5.
low / 768p
35−40
130−140
medium / 768p
21−24
85−90
high / 1080p
12−14
45−50
ultra / 1080p
8−9
24−27
4K / 2160p
7−8
16−18
The average gaming FPS of Radeon HD 7970 in The Witcher 3: Wild Hunt is 264% more, than Maxwell GPU Surface Book 940M GDDR5.
low / 768p
90−95
90−95
medium / 768p
50−55
60−65
ultra / 1080p
24−27
50−55
high / 768p
40−45
60−65
The average gaming FPS of Radeon HD 7970 in World of Tanks is 26% more, than Maxwell GPU Surface Book 940M GDDR5.
Full Specs
Maxwell GPU Surface Book 940M GDDR5
Radeon HD 7970
Architecture
Maxwell
GCN
Code name
Surface Book
Tahiti XT
Type
Laptop
Desktop
Release date
1 October 2015
22 December 2011
Pipelines
384
2048
Core clock speed
954 MHz
Boost Clock
993 MHz
925 MHz
Transistor count
4,313 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
118.4
Floating-point performance
3,789 gflops
Length
274 mm
Memory bus width
64 Bit
384 Bit
Memory clock speed
5012 MHz
1375 MHz
Memory bandwidth
264 GB/s
Shared memory
-
-
DirectX
DirectX 12 (FL 11_0), Shader 5.0
Shader Model
5.1
OpenGL
4.6
OpenCL
1.2
CUDA
+
FreeSync
+
Bus support
PCIe 2.1 x16
HDMI
+
Bitcoin / BTC (SHA256)
485 Mh/s
Optimus
+
Eyefinity
+
Design
reference
CrossFire
+
Ethereum / ETH (DaggerHashimoto)
20.71 Mh/s
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