AMD Radeon R9 M280X vs Intel Arc B770
GPU Specs Compare
Graphics Card
Release Date
Feb 2015
Jan 2026
Generation
Gem System
Battlemage
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
900 MHz
2100 MHz
Boost Clock
1000 MHz
2400 MHz
Memory Clock
1375 MHz
2000 MHz
Memory
Memory Size
4GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
128bit
256bit
Bandwidth
88.00GB/s
512.0GB/s
Render Config
Compute Units
14
-
Shading Units
896
4096
TMUs
56
256
ROPs
16
128
L1 Cache
16 KB (per CU)
-
L2 Cache
256 KB
16 MB
RT Cores
-
32
Theoretical Performance
Pixel Rate
16.00 GPixel/s
307.2 GPixel/s
Texture Rate
56.00 GTexel/s
614.4 GTexel/s
FP32 (float)
1.792 TFLOPS
19.66 TFLOPS
FP64 (double)
112.0 GFLOPS
2.458 TFLOPS
FP16 (half)
-
39.32 TFLOPS
Graphics Processor
GPU Name
Saturn
BMG-G31
GPU Variant
Saturn XT(216-0843024)
-
Architecture
GCN 2.0
Xe2-HPG
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
2.08 billion
Unknown
Die Size
160 mm²
Unknown
Board Design
TDP
Unknown
225W
Outputs
Portable Device Dependent
1x HDMI 2.1a3x DisplayPort 2.1
Suggested PSU
-
550 W
Power Connectors
-
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.2.170
1.4
Shader Model
6.5
6.6