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GPU Comparison
NVIDIA GeForce GTX 460 v2 vs NVIDIA GeForce GT 645 OEM
NVIDIA GeForce GTX 460 v2 vs NVIDIA GeForce GT 645 OEM
VS
NVIDIA GeForce GTX 460 v2
NVIDIA GeForce GT 645 OEM
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 460 v2 and 1024MB VRAM GeForce GT 645 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 460 v2 's Advantages
Larger VRAM bandwidth (96.19GB/s vs 91.87GB/s)
48 additional rendering cores
NVIDIA GeForce GT 645 OEM 's Advantages
Released 7 months late
Lower TDP (102W vs 160W)
Score
Benchmark
FP32 (float)
GeForce GTX 460 v2
+17%
1.046 TFLOPS
GeForce GT 645 OEM
0.894 TFLOPS
GeForce GTX 460 v2
VS
GeForce GT 645 OEM
Graphics Card
Sep 2011
Release Date
Apr 2012
GeForce 400
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1002 MHz
Memory Clock
957 MHz
Memory
1024MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
192bit
Memory Bus
192bit
96.19GB/s
Bandwidth
91.87GB/s
Render Config
7
SM Count
6
-
Compute Units
-
336
Shading Units
288
56
TMUs
48
24
ROPs
24
-
Tensor Cores
-
-
RT Cores
-
64 KB (per SM)
L1 Cache
64 KB (per SM)
384 KB
L2 Cache
384 KB
Theoretical Performance
10.91 GPixel/s
Pixel Rate
9.312 GPixel/s
43.62 GTexel/s
Texture Rate
37.25 GTexel/s
-
FP16 (half)
-
1046 GFLOPS
FP32 (float)
894.0 GFLOPS
87.19 GFLOPS
FP64 (double)
74.50 GFLOPS
Graphics Processor
GF114
GPU Name
GF114
GF114-400-A1
GPU Variant
-
Fermi 2.0
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
1.95 billion
Transistors
1.95 billion
332 mm²
Die Size
332 mm²
Board Design
160W
TDP
102W
450 W
Suggested PSU
300 W
2x DVI 1x mini-HDMI 1.3a
Outputs
2x DVI 1x mini-HDMI 1.3a
2x 6-pin
Power Connectors
-
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.1
OpenCL
1.1
N/A
Vulkan
N/A
2.1
CUDA
2.1
5.1
Shader Model
5.1
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