Radeon HD 7770M vs Radeon R7 Carrizo
If you are going to buy a new graphics card and are choosing between Radeon HD 7770M and Radeon R7 Carrizo, 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 Radeon HD 7770M stacks up against Radeon R7 Carrizo, check out specs charts below.
Radeon HD 7770M and Radeon R7 Carrizo are Laptop Graphics Cards
Note: Radeon HD 7770M and Radeon R7 Carrizo are only used in laptop graphics. They have 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 Radeon HD 7770M or Radeon R7 Carrizo here:
Main Specs
Radeon HD 7770M
Radeon R7 Carrizo
Power consumption (TDP)
32 Watt
12-35 Watt
Interface
PCIe 2.0 x16
Memory type
GDDR5
Maximum RAM amount
1 GB
Display Connectors
No outputs
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Radeon HD 7770M has 166% more power consumption, than Radeon R7 Carrizo.
Both cards are used in Laptops.
Radeon HD 7770M is build with GCN architecture, and Radeon R7 Carrizo - with GCN 1.2/2.0.
Radeon HD 7770M and Radeon R7 Carrizo are manufactured by 28 nm process technology.
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
2−3
ultra / 1080p
5−6
0−1
QHD / 1440p
0−1
0−1
low / 720p
21−24
12−14
medium / 1080p
10−12
5−6
The average gaming FPS of Radeon HD 7770M in Assassin's Creed Odyssey is 100% more, than Radeon R7 Carrizo.
high / 1080p
14−16
6−7
ultra / 1080p
12−14
5−6
QHD / 1440p
0−1
0−1
low / 720p
30−35
16−18
medium / 1080p
16−18
7−8
The average gaming FPS of Radeon HD 7770M in Battlefield 5 is 111% more, than Radeon R7 Carrizo.
low / 768p
45−50
45−50
high / 1080p
−
40−45
QHD / 1440p
0−1
0−1
Radeon HD 7770M and Radeon R7 Carrizo have the same average FPS in Call of Duty: Warzone.
low / 768p
160−170
110−120
medium / 768p
130−140
90−95
ultra / 1080p
65−70
40−45
QHD / 1440p
35−40
24−27
4K / 2160p
27−30
−
high / 768p
100−110
65−70
The average gaming FPS of Radeon HD 7770M in Counter-Strike: Global Offensive is 50% more, than Radeon R7 Carrizo.
low / 768p
55−60
70−75
ultra / 1080p
24−27
18−20
medium / 1080p
45−50
40−45
The average gaming FPS of Radeon R7 Carrizo in Cyberpunk 2077 is 2% more, than Radeon HD 7770M.
low / 768p
90−95
70−75
medium / 768p
70−75
50−55
ultra / 1080p
40−45
27−30
The average gaming FPS of Radeon HD 7770M in Dota 2 is 35% more, than Radeon R7 Carrizo.
high / 1080p
10−12
3−4
ultra / 1080p
10−11
3−4
4K / 2160p
4−5
0−1
low / 720p
24−27
14−16
medium / 1080p
12−14
5−6
The average gaming FPS of Radeon HD 7770M in Far Cry 5 is 150% more, than Radeon R7 Carrizo.
high / 1080p
18−20
10−12
ultra / 1080p
12−14
6−7
QHD / 1440p
−
4−5
low / 720p
70−75
55−60
medium / 1080p
30−35
12−14
The average gaming FPS of Radeon HD 7770M in Fortnite is 54% more, than Radeon R7 Carrizo.
high / 1080p
16−18
7−8
ultra / 1080p
14−16
6−7
QHD / 1440p
3−4
0−1
low / 720p
30−35
20−22
medium / 1080p
18−20
10−11
The average gaming FPS of Radeon HD 7770M in Forza Horizon 4 is 81% more, than Radeon R7 Carrizo.
low / 768p
60−65
45−50
medium / 768p
55−60
−
high / 1080p
18−20
7−8
ultra / 1080p
8−9
3−4
QHD / 1440p
0−1
0−1
medium / 720p
−
35−40
The average gaming FPS of Radeon HD 7770M in Grand Theft Auto V is 57% more, than Radeon R7 Carrizo.
high / 1080p
6−7
1−2
ultra / 1080p
4−5
0−1
4K / 2160p
1−2
0−1
low / 720p
18−20
6−7
medium / 1080p
8−9
3−4
The average gaming FPS of Radeon HD 7770M in Metro Exodus is 266% more, than Radeon R7 Carrizo.
low / 768p
100−110
85−90
high / 1080p
95−100
65−70
ultra / 1080p
85−90
−
medium / 1080p
95−100
−
The average gaming FPS of Radeon HD 7770M in Minecraft is 31% more, than Radeon R7 Carrizo.
high / 1080p
18−20
−
ultra / 1080p
14−16
12−14
low / 720p
40−45
27−30
medium / 1080p
18−20
14−16
The average gaming FPS of Radeon HD 7770M in PLAYERUNKNOWN'S BATTLEGROUNDS is 38% more, than Radeon R7 Carrizo.
high / 1080p
12−14
−
ultra / 1080p
8−9
3−4
QHD / 1440p
0−1
0−1
low / 720p
16−18
6−7
medium / 1080p
12−14
−
The average gaming FPS of Radeon HD 7770M in Red Dead Redemption 2 is 140% more, than Radeon R7 Carrizo.
low / 768p
30−35
14−16
medium / 768p
21−24
10−12
high / 1080p
12−14
5−6
ultra / 1080p
7−8
4−5
4K / 2160p
7−8
0−1
The average gaming FPS of Radeon HD 7770M in The Witcher 3: Wild Hunt is 100% more, than Radeon R7 Carrizo.
low / 768p
90−95
70−75
medium / 768p
50−55
35−40
ultra / 1080p
24−27
14−16
high / 768p
40−45
27−30
The average gaming FPS of Radeon HD 7770M in World of Tanks is 39% more, than Radeon R7 Carrizo.
Full Specs
Radeon HD 7770M
Radeon R7 Carrizo
Architecture
GCN
GCN 1.2/2.0
Code name
Chelsea XT
Carrizo
Type
Laptop
Laptop
Release date
24 April 2012
4 June 2015
Pipelines
512
512
Core clock speed
675 MHz
Boost Clock
800 MHz
Transistor count
1,500 million
2410 Million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
21.60
Floating-point performance
691.2 gflops
Memory bus width
128 Bit
64/128 Bit
Memory clock speed
4000 MHz
Memory bandwidth
64 GB/s
Shared memory
-
+
DirectX
12 (11_1)
DirectX 12 (FL 12_0)
Shader Model
5.1
OpenGL
4.6
OpenCL
1.2
Vulkan
1.2.131
Laptop size
medium sized
medium sized
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