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GPU Comparison
NVIDIA GeForce GT 640 Rev. 2 vs ATI FireGL V7600
NVIDIA GeForce GT 640 Rev. 2 vs ATI FireGL V7600
VS
NVIDIA GeForce GT 640 Rev. 2
ATI FireGL V7600
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 640 Rev. 2 and 512MB VRAM FireGL V7600 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 640 Rev. 2 's Advantages
Released 5 years and 9 months late
More VRAM (1024GB vs 512GB)
64 additional rendering cores
Lower TDP (49W vs 127W)
ATI FireGL V7600 's Advantages
Larger VRAM bandwidth (51.20GB/s vs 40.06GB/s)
Score
Benchmark
FP32 (float)
GeForce GT 640 Rev. 2
+109%
0.803 TFLOPS
FireGL V7600
0.384 TFLOPS
GeForce GT 640 Rev. 2
VS
FireGL V7600
Graphics Card
May 2013
Release Date
Aug 2007
GeForce 600
Generation
FireGL
Desktop
Type
Desktop
PCIe 2.0 x8
Bus Interface
PCIe 1.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1252 MHz
Memory Clock
800 MHz
Memory
1024MB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
64bit
Memory Bus
256bit
40.06GB/s
Bandwidth
51.20GB/s
Render Config
-
SM Count
-
-
Compute Units
4
384
Shading Units
320
32
TMUs
16
8
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per SMX)
L1 Cache
-
512 KB
L2 Cache
128 KB
Theoretical Performance
8.368 GPixel/s
Pixel Rate
9.600 GPixel/s
33.47 GTexel/s
Texture Rate
9.600 GTexel/s
-
FP16 (half)
-
803.3 GFLOPS
FP32 (float)
384.0 GFLOPS
33.47 GFLOPS
FP64 (double)
-
Graphics Processor
GK208
GPU Name
R600
GK208-400-A1
GPU Variant
R600 GL
Kepler 2.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
80 nm
1.02 billion
Transistors
0.72 billion
87 mm²
Die Size
420 mm²
Board Design
49W
TDP
127W
200 W
Suggested PSU
300 W
1x DVI 1x HDMI 1.4a 1x VGA
Outputs
2x DVI 1x S-Video
None
Power Connectors
1x 8-pin
Graphics Features
12 (11_0)
DirectX
10.0 (10_0)
4.6
OpenGL
3.3 (full) 4.0 (partial)
3.0
OpenCL
N/A
1.1
Vulkan
N/A
3.5
CUDA
-
5.1
Shader Model
4.0
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2
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3
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4
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5
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6
NVIDIA GeForce GT 640 Rev. 2 vs NVIDIA GeForce 8400 GS PCI
7
NVIDIA GeForce 9400 GT Rev. 3 vs NVIDIA GeForce GT 640 Rev. 2
8
NVIDIA GeForce GT 640 Rev. 2 vs NVIDIA GeForce RTX 5080
9
NVIDIA GeForce GT 640 Rev. 2 vs AMD Radeon RX 5300
10
NVIDIA GeForce GT 640 Rev. 2 vs NVIDIA GeForce GT 1010
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