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GPU Comparison
NVIDIA GeForce GT 640 Rev. 2 vs NVIDIA GeForce 9300 GS Rev. 2
NVIDIA GeForce GT 640 Rev. 2 vs NVIDIA GeForce 9300 GS Rev. 2
VS
NVIDIA GeForce GT 640 Rev. 2
NVIDIA GeForce 9300 GS Rev. 2
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 640 Rev. 2 and 256MB VRAM GeForce 9300 GS Rev. 2 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 2 years and 2 months late
More VRAM (1024GB vs 256GB)
Larger VRAM bandwidth (40.06GB/s vs 5.328GB/s)
368 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 640 Rev. 2
+1725%
0.803 TFLOPS
GeForce 9300 GS Rev. 2
0.044 TFLOPS
GeForce GT 640 Rev. 2
VS
GeForce 9300 GS Rev. 2
Graphics Card
May 2013
Release Date
Mar 2011
GeForce 600
Generation
GeForce 9
Desktop
Type
Desktop
PCIe 2.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1252 MHz
Memory Clock
333 MHz
Memory
1024MB
Memory Size
256MB
GDDR5
Memory Type
DDR2
64bit
Memory Bus
64bit
40.06GB/s
Bandwidth
5.328GB/s
Render Config
-
SM Count
2
-
Compute Units
-
384
Shading Units
16
32
TMUs
8
8
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
16 KB (per SMX)
L1 Cache
-
512 KB
L2 Cache
32 KB
Theoretical Performance
8.368 GPixel/s
Pixel Rate
2.356 GPixel/s
33.47 GTexel/s
Texture Rate
4.712 GTexel/s
-
FP16 (half)
-
803.3 GFLOPS
FP32 (float)
44.86 GFLOPS
33.47 GFLOPS
FP64 (double)
-
Graphics Processor
GK208
GPU Name
GT218S
GK208-400-A1
GPU Variant
GT218-670-B1
Kepler 2.0
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
1.02 billion
Transistors
0.26 billion
87 mm²
Die Size
57 mm²
Board Design
49W
TDP
Unknown
200 W
Suggested PSU
200 W
1x DVI 1x HDMI 1.4a 1x VGA
Outputs
1x DVI 1x HDMI 1x VGA
None
Power Connectors
None
Graphics Features
12 (11_0)
DirectX
11.1 (10_1)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.5
CUDA
1.2
5.1
Shader Model
4.1
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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
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7
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8
NVIDIA GeForce GT 640 Rev. 2 vs NVIDIA GeForce GTX 480 Core 512
9
NVIDIA GeForce GT 640 Rev. 2 vs NVIDIA RTX A4000H
10
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