AMD Radeon R9 390X vs ATI Radeon HD 5970
GPU Specs Compare
Graphics Card
Release Date
Jun 2015
Nov 2009
Generation
Pirate Islands
Evergreen
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Clock Speeds
Memory Clock
1500 MHz
1000 MHz
Memory
Memory Size
8GB
1024MB
Memory Type
GDDR5
GDDR5
Memory Bus
512bit
256bit
Bandwidth
384.0GB/s
128.0GB/s
Render Config
Compute Units
44
20
Shading Units
2816
1600
TMUs
176
80
ROPs
64
32
L1 Cache
16 KB (per CU)
8 KB (per CU)
L2 Cache
1024 KB
512 KB
Theoretical Performance
Pixel Rate
67.20 GPixel/s
23.20 GPixel/s
Texture Rate
184.8 GTexel/s
58.00 GTexel/s
FP32 (float)
5.914 TFLOPS
2.320 TFLOPS
FP64 (double)
739.2 GFLOPS
464.0 GFLOPS
Graphics Processor
GPU Name
Grenada
Hemlock
GPU Variant
Grenada XT(215-0880004)
Hemlock XT(215-0735075)
Architecture
GCN 2.0
TeraScale 2
Foundry
TSMC
TSMC
Process Size
28 nm
40 nm
Transistors
6.2 billion
2.154 billion
Die Size
438 mm²
334 mm²
Board Design
TDP
275W
294W
Suggested PSU
600 W
600 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
2x DVI1x mini-DisplayPort 1.1
Power Connectors
1x 6-pin + 1x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_0)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
2.0
1.2
Vulkan
1.2
N/A
Shader Model
6.3
5.0