AMD Radeon HD 8990 OEM vs AMD Radeon RX Vega 64 Liquid Cooling
GPU Specs Compare
Graphics Card
Release Date
Apr 2013
Aug 2017
Generation
Sea Islands
Vega
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
950 MHz
1406 MHz
Boost Clock
1000 MHz
1677 MHz
Memory Clock
1500 MHz
945 MHz
Memory
Memory Size
3GB
8GB
Memory Type
GDDR5
HBM2
Memory Bus
384bit
2048bit
Bandwidth
288.0GB/s
483.8GB/s
Render Config
Compute Units
32
64
Shading Units
2048
4096
TMUs
128
256
ROPs
32
64
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
768 KB
4 MB
Theoretical Performance
Pixel Rate
32.00 GPixel/s
107.3 GPixel/s
Texture Rate
128.0 GTexel/s
429.3 GTexel/s
FP32 (float)
4.096 TFLOPS
13.74 TFLOPS
FP64 (double)
1024 GFLOPS
858.6 GFLOPS
FP16 (half)
-
27.48 TFLOPS
Graphics Processor
GPU Name
Malta
Vega 10
GPU Variant
Malta XT(215-0849026)
Vega 10 XTX
Architecture
GCN 1.0
GCN 5.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
4.313 billion
12.5 billion
Die Size
365 mm²
495 mm²
Board Design
TDP
375W
345W
Suggested PSU
750 W
700 W
Outputs
1x DVI4x mini-DisplayPort 1.2
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
2x 8-pin
2x 8-pin
Graphics Features
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
1.2
2.1
Vulkan
1.2
1.2
Shader Model
5.1
6.4