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GPU Comparison
NVIDIA GeForce GT 640 Rev. 2 vs NVIDIA GeForce GT 705 OEM
NVIDIA GeForce GT 640 Rev. 2 vs NVIDIA GeForce GT 705 OEM
VS
NVIDIA GeForce GT 640 Rev. 2
NVIDIA GeForce GT 705 OEM
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 640 Rev. 2 and 1024MB VRAM GeForce GT 705 OEM 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
Larger VRAM bandwidth (40.06GB/s vs 13.20GB/s)
336 additional rendering cores
NVIDIA GeForce GT 705 OEM 's Advantages
Released 10 months late
Lower TDP (29W vs 49W)
Score
Benchmark
FP32 (float)
GeForce GT 640 Rev. 2
+377%
0.803 TFLOPS
GeForce GT 705 OEM
0.168 TFLOPS
GeForce GT 640 Rev. 2
VS
GeForce GT 705 OEM
Graphics Card
May 2013
Release Date
Mar 2014
GeForce 600
Generation
GeForce 700
Desktop
Type
Desktop
PCIe 2.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1252 MHz
Memory Clock
825 MHz
Memory
1024MB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
64bit
Memory Bus
64bit
40.06GB/s
Bandwidth
13.20GB/s
Render Config
-
SM Count
1
-
Compute Units
-
384
Shading Units
48
32
TMUs
8
8
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
16 KB (per SMX)
L1 Cache
64 KB (per SM)
512 KB
L2 Cache
128 KB
Theoretical Performance
8.368 GPixel/s
Pixel Rate
1.748 GPixel/s
33.47 GTexel/s
Texture Rate
6.992 GTexel/s
-
FP16 (half)
-
803.3 GFLOPS
FP32 (float)
167.8 GFLOPS
33.47 GFLOPS
FP64 (double)
13.98 GFLOPS
Graphics Processor
GK208
GPU Name
GF119
GK208-400-A1
GPU Variant
GF119-300-A1
Kepler 2.0
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
1.02 billion
Transistors
0.292 billion
87 mm²
Die Size
79 mm²
Board Design
49W
TDP
29W
200 W
Suggested PSU
200 W
1x DVI 1x HDMI 1.4a 1x VGA
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
None
Power Connectors
-
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.5
CUDA
2.1
5.1
Shader Model
5.1
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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 AMD FirePro S7150
7
NVIDIA GeForce GT 640 Rev. 2 vs NVIDIA GeForce 8400 GS PCI
8
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9
NVIDIA GeForce GT 640 Rev. 2 vs NVIDIA GeForce GT 730 OEM
10
NVIDIA GeForce GT 640 Rev. 2 vs AMD Radeon HD 6390
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