AMD Radeon HD 6970 X2 vs AMD Radeon RX 550 Mobile
GPU Specs Compare
Graphics Card
Release Date
Unknown
Jul 2017
Generation
Northern Islands
Mobility Radeon
Type
Desktop
Mobile
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x8
Clock Speeds
Memory Clock
1375 MHz
1500 MHz
Base Clock
-
1100 MHz
Boost Clock
-
1287 MHz
Memory
Memory Size
2GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
128bit
Bandwidth
176.0GB/s
96.00GB/s
Render Config
Compute Units
24
10
Shading Units
1536
640
TMUs
96
40
ROPs
32
16
L1 Cache
8 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
512 KB
Theoretical Performance
Pixel Rate
28.16 GPixel/s
20.59 GPixel/s
Texture Rate
84.48 GTexel/s
51.48 GTexel/s
FP32 (float)
2.703 TFLOPS
1.647 TFLOPS
FP16 (half)
-
1.647 TFLOPS
FP64 (double)
-
103.0 GFLOPS
Graphics Processor
GPU Name
Antilles
Lexa
GPU Variant
Antilles XT(215-0807027)
Lexa PRO(215-0904018)
Architecture
TeraScale 3
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
40 nm
14 nm
Transistors
2.64 billion
2.2 billion
Die Size
389 mm²
103 mm²
Board Design
TDP
375W
50W
Suggested PSU
750 W
-
Outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
No outputs
Power Connectors
3x 8-pin
None
Graphics Features
DirectX
11.2 (11_0)
12 (12_0)
OpenGL
4.4
4.6
OpenCL
1.2
2.1
Vulkan
N/A
1.2
Shader Model
5.0
6.4