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 R7 Graphics
CORE STATE
Spectre Lite
VRAM
System Shared
CLOCK SPEED
—
TDP
25 W
BUS WIDTH
System Shared
ARCHITECTURE
GCN 2.0
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R5 M255
R7 Graphics
Core Specs
Shading Units
384
384
0.0%
Shaders
384
384
0.0%
TMUs
24
24
0.0%
ROPs
8
8
0.0%
Compute Units
6
6
0.0%
Clocks
Base Clock
925 MHz
—
Boost Clock
940 MHz
—
GPU Clock
—
720 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
5.760 GPixel/s
Texture Rate
22.56 GTexel/s
17.28 GTexel/s
FP32 (TFLOPS)
721.9 GFLOPS
553.0 GFLOPS
FP64 (TFLOPS)
45.12 GFLOPS (1:16)
34.56 GFLOPS (1:16)
FP16 (TFLOPS)
721.9 GFLOPS (1:1)
—
Power
TDP
—
25 W
TDP (W)
—
25
Architecture
Architecture
GCN 3.0
GCN 2.0
GPU Name
Topaz
Spectre Lite
Generation
Gem System
(R5 M200)
GCN 2.0 IGP
(Kaveri)
Process Size
28 nm
28 nm
Transistors
1,550 million
2,410 million
Die Size
125 mm²
245 mm²
Foundry
TSMC
GlobalFoundries
Density
12.4M / mm²
9.8M / mm²
API Support
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.170
OpenCL
2.1
2.1
Shader Model
6.5
6.5
Physical
Slot Width
—
IGP
Outputs
—
Motherboard Dependent
Bus Interface
PCIe 3.0 x8
IGP
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
TeraScale 3 IGP
Successor
Polaris Mobile
GCN 3.0 IGP