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GPU Comparison
NVIDIA GeForce GT 640M LE vs AMD Radeon Pro 460
NVIDIA GeForce GT 640M LE vs AMD Radeon Pro 460
VS
NVIDIA GeForce GT 640M LE
AMD Radeon Pro 460
We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 640M LE and 4GB VRAM Radeon Pro 460 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 640M LE 's Advantages
Lower TDP (32W vs 35W)
AMD Radeon Pro 460 's Advantages
Released 4 years and 5 months late
Boost Clock907MHz
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (81.28GB/s vs 50.24GB/s)
928 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 640M LE
0.289 TFLOPS
Radeon Pro 460
+542%
1.858 TFLOPS
GeForce GT 640M LE
VS
Radeon Pro 460
Graphics Card
May 2012
Release Date
Oct 2016
GeForce 600M
Generation
Radeon Pro Mac
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
850 MHz
-
Boost Clock
907 MHz
785 MHz
Memory Clock
1270 MHz
Memory
2GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
128bit
50.24GB/s
Bandwidth
81.28GB/s
Render Config
2
SM Count
-
-
Compute Units
16
96
Shading Units
1024
16
TMUs
64
4
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
64 KB (per SM)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
1024 KB
Theoretical Performance
3.012 GPixel/s
Pixel Rate
14.51 GPixel/s
12.05 GTexel/s
Texture Rate
58.05 GTexel/s
-
FP16 (half)
1.858 TFLOPS
289.0 GFLOPS
FP32 (float)
1.858 TFLOPS
24.08 GFLOPS
FP64 (double)
116.1 GFLOPS
Graphics Processor
GF108
GPU Name
Baffin
-
GPU Variant
Baffin XT
Fermi
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
40 nm
Process Size
14 nm
0.585 billion
Transistors
3 billion
116 mm²
Die Size
123 mm²
Board Design
32W
TDP
35W
-
Suggested PSU
-
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Features
12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
1.1
OpenCL
2.1
N/A
Vulkan
1.2
2.1
CUDA
-
5.1
Shader Model
6.4
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3
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8
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9
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10
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