Home GPU Comparison AMD Radeon Pro Vega 20 vs AMD FirePro M3900

AMD Radeon Pro Vega 20 vs AMD FirePro M3900

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro Vega 20 and 1024MB VRAM FirePro M3900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro Vega 20 's Advantages
Released 8 years and 1 months late
Boost Clock1283MHz
More VRAM (4GB vs 1024GB)
Larger VRAM bandwidth (189.4GB/s vs 14.40GB/s)
1120 additional rendering cores
AMD FirePro M3900 's Advantages
Lower TDP (20W vs 100W)

Score

Benchmark

FP32 (float)
Radeon Pro Vega 20 +1268%
3.284 TFLOPS
FirePro M3900
0.24 TFLOPS
VS

Graphics Card

Nov 2018
Release Date
Oct 2010
Radeon Pro Mac
Generation
FirePro Mobile
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

815 MHz
Base Clock
-
1283 MHz
Boost Clock
-
740 MHz
Memory Clock
900 MHz

Memory

4GB
Memory Size
1024MB
HBM2
Memory Type
GDDR3
1024bit
Memory Bus
64bit
189.4GB/s
Bandwidth
14.40GB/s

Render Config

20
Compute Units
2
-
-
-
1280
Shading Units
160
80
TMUs
8
32
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
1024 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

41.06 GPixel/s
Pixel Rate
3.000 GPixel/s
102.6 GTexel/s
Texture Rate
6.000 GTexel/s
6.569 TFLOPS
FP16 (half)
-
3.284 TFLOPS
FP32 (float)
240.0 GFLOPS
205.3 GFLOPS
FP64 (double)
-

Board Design

100W
TDP
20W
-
-
-
No outputs
Outputs
No outputs
-
-
-

Graphics Processor

Vega 12
GPU Name
Seymour
Vega 12 XTA
GPU Variant
Seymour GL
GCN 5.0
Architecture
TeraScale 2
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
40 nm
Unknown
Transistors
0.37 billion
Unknown
Die Size
67 mm²

Graphics Features

12 (12_1)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
2.1
OpenCL
1.2
1.2
Vulkan
N/A
-
-
-
6.3
Shader Model
5.0

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