Home GPU Comparison AMD Radeon RX 640 Mobile vs AMD Radeon Pro Vega 64

AMD Radeon RX 640 Mobile vs AMD Radeon Pro Vega 64

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 640 Mobile and 16GB VRAM Radeon Pro Vega 64 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 640 Mobile 's Advantages
Released 1 years and 11 months late
Lower TDP (50W vs 250W)
AMD Radeon Pro Vega 64 's Advantages
Boost Clock has increased by 11% (1350MHz vs 1218MHz)
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (402.4GB/s vs 48.00GB/s)
3456 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon RX 640 Mobile
1.559 TFLOPS
Radeon Pro Vega 64 +609%
11.06 TFLOPS
VS

Graphics Card

May 2019
Release Date
Jun 2017
Mobility Radeon
Generation
Radeon Pro Mac
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x16

Clock Speeds

1082 MHz
Base Clock
1250 MHz
1218 MHz
Boost Clock
1350 MHz
1500 MHz
Memory Clock
786 MHz

Memory

2GB
Memory Size
16GB
GDDR5
Memory Type
HBM2
64bit
Memory Bus
2048bit
48.00GB/s
Bandwidth
402.4GB/s

Render Config

10
Compute Units
64
-
-
-
640
Shading Units
4096
40
TMUs
256
16
ROPs
64
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
4 MB
-
-
-

Theoretical Performance

19.49 GPixel/s
Pixel Rate
86.40 GPixel/s
48.72 GTexel/s
Texture Rate
345.6 GTexel/s
1.559 TFLOPS
FP16 (half)
22.12 TFLOPS
1.559 TFLOPS
FP32 (float)
11.06 TFLOPS
97.44 GFLOPS
FP64 (double)
691.2 GFLOPS

Board Design

50W
TDP
250W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
None

Graphics Processor

Polaris 23
GPU Name
Vega 10
Polaris 23 XT
GPU Variant
Vega 10 XT (215-0894200)
GCN 4.0
Architecture
GCN 5.0
GlobalFoundries
Foundry
GlobalFoundries
14 nm
Process Size
14 nm
2.2 billion
Transistors
12.5 billion
103 mm²
Die Size
495 mm²

Graphics Features

12 (12_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
2.1
OpenCL
2.1
1.2
Vulkan
1.2
-
-
-
6.4
Shader Model
6.4

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