AMD Radeon RX Vega 64 vs AMD Radeon R9 M390 Mac Edition
GPU · Specs Compare
Graphics Card
Release Date
Aug 2017
May 2015
Generation
Vega
Crystal System
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1247 MHz
—
Boost Clock
1546 MHz
—
Memory Clock
945 MHz
1365 MHz
Memory
Memory Size
8GB
2GB
Memory Type
HBM2
GDDR5
Memory Bus
2048bit
256bit
Bandwidth
483.8GB/s
174.7GB/s
Render Config
Compute Units
64
16
Shading Units
4096
1024
TMUs
256
64
ROPs
64
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
4 MB
512 KB
Theoretical Performance
Pixel Rate
98.94 GPixel/s
30.66 GPixel/s
Texture Rate
395.8 GTexel/s
61.31 GTexel/s
FP16 (half)
25.33 TFLOPS
—
FP32 (float)
12.66 TFLOPS
1.962 TFLOPS
FP64 (double)
791.6 GFLOPS
122.6 GFLOPS
Graphics Processor
GPU Name
Vega 10
Pitcairn
GPU Variant
Vega 10 XT(215-0894200)
Pitcairn PRO(215-0828062)
Architecture
GCN 5.0
GCN 1.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
28 nm
Transistors
12.5 billion
2.8 billion
Die Size
495 mm²
212 mm²
Board Design
TDP
295W
80W
Suggested PSU
600 W
—
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
No outputs
Power Connectors
2x 8-pin
None
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.1
1.2
Vulkan
1.2
1.2
Shader Model
6.4
5.1
Benchmark
3DMark Time Spy
7,373
—
3DMark Time Spy Extreme
3,619
—
Battlefield 5 1080p
129
—
Shadow of the Tomb Raider 2160p
31
—
Shadow of the Tomb Raider 1440p
62
—
Shadow of the Tomb Raider 1080p
92
—
Battlefield 5 2160p
57
—
Blender
660
—
Battlefield 5 1440p
95
—
GTA 5 2160p
56
—
GTA 5 1440p
107
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.