GPU Comparison
RADEON
AMD Radeon R5 M255
CORE STATE
Topaz
VRAM
2 GB
CLOCK SPEED
940 MHz
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2014
VS
GPU
Arc A550M
CORE STATE
DG2-512
VRAM
8 GB
CLOCK SPEED
2050 MHz
TDP
60 W
BUS WIDTH
128 bit
ARCHITECTURE
Xe-HPG
PROCESS
6 nm
LAUNCH DATE
—
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R5 M255
A550M
Core Specs
Shading Units
384
2,048
+433.3%
Shaders
384
2,048
+433.3%
TMUs
24
128
+433.3%
ROPs
8
64
+700.0%
Compute Units
6
—
Execution Units
—
256
Clocks
Base Clock
925 MHz
900 MHz
Boost Clock
940 MHz
2050 MHz
Memory Clock
1000 MHz
2 Gbps effective
1750 MHz
14 Gbps effective
Memory
Memory Size
2 GB
8 GB
VRAM (MB)
2,048
8,192
+300.0%
Memory Type
DDR3
GDDR6
Memory Bus
128 bit
128 bit
Bandwidth
32.00 GB/s
224.0 GB/s
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
256 KB
8 MB
Performance
Pixel Rate
7.520 GPixel/s
131.2 GPixel/s
Texture Rate
22.56 GTexel/s
262.4 GTexel/s
FP32 (TFLOPS)
721.9 GFLOPS
8.397 TFLOPS
FP64 (TFLOPS)
45.12 GFLOPS (1:16)
—
FP16 (TFLOPS)
721.9 GFLOPS (1:1)
16.79 TFLOPS (2:1)
AI/RT
RT Cores
—
16
XMX Cores
—
256
Power
TDP
—
60 W
TDP (W)
—
60
Architecture
Architecture
GCN 3.0
Xe-HPG
GPU Name
Topaz
DG2-512
Generation
Gem System
(R5 M200)
Alchemist
(Arc 5 Mobile)
Process Size
28 nm
6 nm
Transistors
1,550 million
21,700 million
Die Size
125 mm²
406 mm²
Foundry
TSMC
TSMC
Density
12.4M / mm²
53.4M / mm²
API Support
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1
3.0
Shader Model
6.5
6.6
Physical
Slot Width
—
IGP
Outputs
—
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
PCIe 4.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
—
Successor
Polaris Mobile
—