NVIDIA GeForce GTX 980M vs AMD Radeon Pro V420
GPU · Specs Compare
Graphics Card
Release Date
Oct 2014
Unknown
Generation
GeForce 900M
Radeon Pro Vega
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 4.0 x16
Clock Speeds
Base Clock
1038 MHz
800 MHz
Boost Clock
1127 MHz
1700 MHz
Memory Clock
1253 MHz
800 MHz
Memory
Memory Size
8GB
32GB
Memory Type
GDDR5
HBM2
Memory Bus
256bit
4096bit
Bandwidth
160.4GB/s
819.2GB/s
Render Config
Shading Units
1536
4096
TMUs
96
256
ROPs
64
64
L1 Cache
48 KB (per SMM)
16 KB (per CU)
L2 Cache
2 MB
4 MB
Compute Units
—
64
Theoretical Performance
Pixel Rate
72.13 GPixel/s
108.8 GPixel/s
Texture Rate
108.2 GTexel/s
435.2 GTexel/s
FP32 (float)
3.462 TFLOPS
13.93 TFLOPS
FP64 (double)
108.2 GFLOPS
6.963 TFLOPS
FP16 (half)
—
27.85 TFLOPS
Graphics Processor
GPU Name
GM204
Vega 20
GPU Variant
N16E-GX-A1
Vega 20 GLXT WS(215-0914026)
Architecture
Maxwell 2.0
GCN 5.1
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
5.2 billion
13.23 billion
Die Size
398 mm²
331 mm²
Board Design
TDP
Unknown
300W
Outputs
Portable Device Dependent
6x mini-DisplayPort 1.4a
Power Connectors
None
1x 6-pin + 1x 8-pin
Suggested PSU
—
700 W
Graphics Features
DirectX
12 (12_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.3
CUDA
5.2
—
Shader Model
6.7 (6.4)
6.7
Benchmark
3DMark Time Spy
3,916
—
3DMark Time Spy Extreme
1,767
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.