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
RADEON
Radeon Vega 8 Mobile
CORE STATE
Raven-M
VRAM
System Shared
CLOCK SPEED
1101 MHz
TDP
25 W
BUS WIDTH
System Shared
ARCHITECTURE
GCN 5.0
PROCESS
14 nm
LAUNCH DATE
2019
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R5 M255
Vega 8 Mobile
Core Specs
Shading Units
384
512
+33.3%
Shaders
384
512
+33.3%
TMUs
24
32
+33.3%
ROPs
8
8
0.0%
Compute Units
6
8
+33.3%
Clocks
Base Clock
925 MHz
300 MHz
Boost Clock
940 MHz
1101 MHz
Memory Clock
1000 MHz
2 Gbps effective
System Shared
Memory
Memory Size
2 GB
System Shared
VRAM (MB)
2,048
—
Memory Type
DDR3
System Shared
Memory Bus
128 bit
System Shared
Bandwidth
32.00 GB/s
System Dependent
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
256 KB
—
Performance
Pixel Rate
7.520 GPixel/s
8.808 GPixel/s
Texture Rate
22.56 GTexel/s
35.23 GTexel/s
FP32 (TFLOPS)
721.9 GFLOPS
1,127.4 GFLOPS
FP64 (TFLOPS)
45.12 GFLOPS (1:16)
70.46 GFLOPS (1:16)
FP16 (TFLOPS)
721.9 GFLOPS (1:1)
2.255 TFLOPS (2:1)
Power
TDP
—
25 W
TDP (W)
—
25
Power Connectors
—
None
Architecture
Architecture
GCN 3.0
GCN 5.0
GPU Name
Topaz
Raven-M
Generation
Gem System
(R5 M200)
Vega IGP
(Raven Ridge-M)
Process Size
28 nm
14 nm
Transistors
1,550 million
4,940 million
Die Size
125 mm²
210 mm²
Foundry
TSMC
GlobalFoundries
Density
12.4M / mm²
23.5M / mm²
API Support
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.3
OpenCL
2.1
2.1
Shader Model
6.5
6.7
Physical
Slot Width
—
IGP
Outputs
—
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
IGP
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
GCN 3.0 IGP
Successor
Polaris Mobile
Navi II IGP