Home GPU Comparison AMD Radeon Pro Vega 56 vs NVIDIA GeForce GT 640M LE

AMD Radeon Pro Vega 56 vs NVIDIA GeForce GT 640M LE

We compared two Mobile platform GPUs: 8GB VRAM Radeon Pro Vega 56 and 2GB VRAM GeForce GT 640M LE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro Vega 56 's Advantages
Released 5 years and 3 months late
Boost Clock1250MHz
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (402.4GB/s vs 50.24GB/s)
3488 additional rendering cores
NVIDIA GeForce GT 640M LE 's Advantages
Lower TDP (32W vs 210W)

Score

Benchmark

FP32 (float)
Radeon Pro Vega 56 +3000%
8.96 TFLOPS
GeForce GT 640M LE
0.289 TFLOPS
VS

Graphics Card

Aug 2017
Release Date
May 2012
Radeon Pro Mac
Generation
GeForce 600M
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

1138 MHz
Base Clock
-
1250 MHz
Boost Clock
-
786 MHz
Memory Clock
785 MHz

Memory

8GB
Memory Size
2GB
HBM2
Memory Type
GDDR5
2048bit
Memory Bus
128bit
402.4GB/s
Bandwidth
50.24GB/s

Render Config

56
Compute Units
-
-
SM Count
2
3584
Shading Units
96
224
TMUs
16
64
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
64 KB (per SM)
4 MB
L2 Cache
256 KB
-
-
-

Theoretical Performance

80.00 GPixel/s
Pixel Rate
3.012 GPixel/s
280.0 GTexel/s
Texture Rate
12.05 GTexel/s
17.92 TFLOPS
FP16 (half)
-
8.960 TFLOPS
FP32 (float)
289.0 GFLOPS
560.0 GFLOPS
FP64 (double)
24.08 GFLOPS

Board Design

210W
TDP
32W
-
-
-
1x HDMI 2.0b 3x DisplayPort 1.4a
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

Vega 10
GPU Name
GF108
Vega 10 XL (215-0894216)
GPU Variant
-
GCN 5.0
Architecture
Fermi
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
40 nm
12.5 billion
Transistors
0.585 billion
495 mm²
Die Size
116 mm²

Graphics Features

12 (12_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
2.1
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
2.1
6.4
Shader Model
5.1

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