GeForce GT 645M vs Radeon R9 290X
If you are going to buy a new graphics card and are choosing between GeForce GT 645M and Radeon R9 290X, 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 GeForce GT 645M stacks up against Radeon R9 290X, check out specs charts below.
GeForce GT 645M is a Laptop Graphics Card
Note: GeForce GT 645M 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 GeForce GT 645M here:
Main Specs
GeForce GT 645M
Radeon R9 290X
Power consumption (TDP)
32 Watt
250 Watt
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1 x 6-pin + 1 x 8-pin
Memory type
DDR3\GDDR5
GDDR5
Maximum RAM amount
2 GB
4 GB
Display Connectors
No outputs
2x DVI, 1x HDMI, 1x DisplayPort
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Radeon R9 290X has 681% more power consumption, than GeForce GT 645M.
Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
Radeon R9 290X has 2 GB more memory, than GeForce GT 645M.
GeForce GT 645M is used in Laptops, and Radeon R9 290X - in Desktops.
GeForce GT 645M is build with Kepler architecture, and Radeon R9 290X - with GCN.
GeForce GT 645M and Radeon R9 290X are manufactured by 28 nm process technology.
Memory clock speed of GeForce GT 645M is 550 MHz higher, than Radeon R9 290X.
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
1−2
35−40
ultra / 1080p
0−1
24−27
QHD / 1440p
0−1
18−20
4K / 2160p
−
10−11
low / 720p
12−14
60−65
medium / 1080p
2−3
45−50
The average gaming FPS of Radeon R9 290X in Assassin's Creed Odyssey is 880% more, than GeForce GT 645M.
high / 1080p
−
60−65
ultra / 1080p
3−4
50−55
QHD / 1440p
0−1
35−40
4K / 2160p
−
18−20
low / 720p
12−14
110−120
medium / 1080p
4−5
65−70
The average gaming FPS of Radeon R9 290X in Battlefield 5 is 1014% more, than GeForce GT 645M.
low / 768p
50−55
50−55
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
GeForce GT 645M and Radeon R9 290X have the same average FPS in Call of Duty: Warzone.
low / 768p
110−120
250−260
medium / 768p
85−90
220−230
ultra / 1080p
35−40
190−200
QHD / 1440p
−
110−120
4K / 2160p
10−11
70−75
high / 768p
60−65
210−220
The average gaming FPS of Radeon R9 290X in Counter-Strike: Global Offensive is 209% more, than GeForce GT 645M.
low / 768p
70−75
60−65
ultra / 1080p
14−16
−
medium / 1080p
45−50
55−60
GeForce GT 645M and Radeon R9 290X have the same average FPS in Cyberpunk 2077.
low / 768p
70−75
120−130
medium / 768p
45−50
110−120
ultra / 1080p
18−20
100−110
The average gaming FPS of Radeon R9 290X in Dota 2 is 150% more, than GeForce GT 645M.
high / 1080p
2−3
45−50
ultra / 1080p
2−3
45−50
QHD / 1440p
−
30−35
4K / 2160p
0−1
16−18
low / 720p
10−11
85−90
medium / 1080p
3−4
50−55
The average gaming FPS of Radeon R9 290X in Far Cry 5 is 1350% more, than GeForce GT 645M.
high / 1080p
−
65−70
ultra / 1080p
5−6
50−55
QHD / 1440p
1−2
30−35
4K / 2160p
−
27−30
low / 720p
45−50
180−190
medium / 1080p
8−9
120−130
The average gaming FPS of Radeon R9 290X in Fortnite is 553% more, than GeForce GT 645M.
high / 1080p
3−4
65−70
ultra / 1080p
−
45−50
QHD / 1440p
0−1
35−40
4K / 2160p
−
24−27
low / 720p
14−16
110−120
medium / 1080p
6−7
70−75
The average gaming FPS of Radeon R9 290X in Forza Horizon 4 is 962% more, than GeForce GT 645M.
low / 768p
40−45
140−150
medium / 768p
−
130−140
high / 1080p
3−4
75−80
ultra / 1080p
2−3
30−35
QHD / 1440p
0−1
24−27
medium / 720p
35−40
−
The average gaming FPS of Radeon R9 290X in Grand Theft Auto V is 431% more, than GeForce GT 645M.
high / 1080p
1−2
27−30
ultra / 1080p
0−1
21−24
QHD / 1440p
−
18−20
4K / 2160p
0−1
9−10
low / 720p
3−4
70−75
medium / 1080p
2−3
35−40
The average gaming FPS of Radeon R9 290X in Metro Exodus is 2200% more, than GeForce GT 645M.
low / 768p
85−90
130−140
high / 1080p
55−60
−
medium / 1080p
−
120−130
The average gaming FPS of Radeon R9 290X in Minecraft is 55% more, than GeForce GT 645M.
high / 1080p
14−16
−
ultra / 1080p
12−14
14−16
low / 720p
24−27
100−110
medium / 1080p
14−16
18−20
The average gaming FPS of Radeon R9 290X in PLAYERUNKNOWN'S BATTLEGROUNDS is 170% more, than GeForce GT 645M.
high / 1080p
−
27−30
ultra / 1080p
3−4
18−20
QHD / 1440p
0−1
12−14
4K / 2160p
−
8−9
low / 720p
4−5
70−75
medium / 1080p
−
35−40
The average gaming FPS of Radeon R9 290X in Red Dead Redemption 2 is 1025% more, than GeForce GT 645M.
low / 768p
8−9
140−150
medium / 768p
7−8
90−95
high / 1080p
3−4
50−55
ultra / 1080p
3−4
27−30
4K / 2160p
0−1
16−18
The average gaming FPS of Radeon R9 290X in The Witcher 3: Wild Hunt is 1480% more, than GeForce GT 645M.
low / 768p
70−75
90−95
medium / 768p
35−40
60−65
ultra / 1080p
12−14
55−60
high / 768p
30−33
−
The average gaming FPS of Radeon R9 290X in World of Tanks is 70% more, than GeForce GT 645M.
Full Specs
GeForce GT 645M
Radeon R9 290X
Architecture
Kepler
GCN
Code name
N13P-GS
Hawaii XT
Type
Laptop
Desktop
Release date
22 March 2012
24 October 2013
Pipelines
384
2816
Boost Clock
947 MHz
Transistor count
1,270 million
6,200 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
22.7 billion/sec
176.0
Floating-point performance
544.5 gflops
5,632 gflops
Length
275 mm
Memory bus width
128bit
512 Bit
Memory clock speed
1800 MHz
1250 MHz
Memory bandwidth
320 GB/s
Shared memory
-
-
DirectX
12 API
Shader Model
5.1
6.3
OpenGL
4.5
4.6
OpenCL
1.1
2.0
Vulkan
1.1.126
+
CUDA
+
Monero / XMR (CryptoNight)
0.76 kh/s
FreeSync
+
CUDA cores
384
Bus support
PCI Express 2.0, PCI Express 3.0
PCIe 3.0
HDMI
+
+
HDCP
+
Maximum VGA resolution
Up to 2048x1536
3D Blu-Ray
+
Bitcoin / BTC (SHA256)
19 Mh/s
623 Mh/s
Laptop size
medium sized
Optimus
+
Eyefinity
+
HD3D
+
TrueAudio
+
Design
reference
DisplayPort support
+
CrossFire
+
DDMA audio
+
Decred / DCR (Decred)
1.07 Gh/s
Ethereum / ETH (DaggerHashimoto)
25.75 Mh/s
Zcash / ZEC (Equihash)
350 Sol/s
AppAcceleration
+
LiquidVR
+
TressFX
+
UVD
+
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