GPU Comparison
RADEON
AMD Radeon R6 M255DX
CORE STATE
Jet
VRAM
System Shared
CLOCK SPEED
855 MHz
TDP
—
BUS WIDTH
System Shared
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2014
VS
RADEON
Radeon R7 M260
CORE STATE
Topaz
VRAM
2 GB
CLOCK SPEED
980 MHz
TDP
—
BUS WIDTH
64 bit
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_vulkan
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
R6 M255DX
R7 M260
Core Specs
Shading Units
320
384
+20.0%
Shaders
320
384
+20.0%
TMUs
20
24
+20.0%
ROPs
8
8
0.0%
Compute Units
5
6
+20.0%
Clocks
Base Clock
780 MHz
940 MHz
Boost Clock
855 MHz
980 MHz
Memory Clock
System Shared
900 MHz
1800 Mbps effective
Memory
Memory Size
System Shared
2 GB
VRAM (MB)
—
2,048
Memory Type
System Shared
DDR3
Memory Bus
System Shared
64 bit
Bandwidth
System Dependent
14.40 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
128 KB
128 KB
Performance
Pixel Rate
6.840 GPixel/s
7.840 GPixel/s
Texture Rate
17.10 GTexel/s
23.52 GTexel/s
FP32 (TFLOPS)
547.2 GFLOPS
752.6 GFLOPS
FP64 (TFLOPS)
34.20 GFLOPS (1:16)
47.04 GFLOPS (1:16)
FP16 (TFLOPS)
—
752.6 GFLOPS (1:1)
Architecture
Architecture
GCN 1.0
GCN 3.0
GPU Name
Jet
Topaz
Generation
Gem System Hybrid
(Rx M200)
Gem System
(R7 M200)
Process Size
28 nm
28 nm
Transistors
690 million
1,550 million
Die Size
56 mm²
125 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
12.4M / mm²
API Support
DirectX
12 (11_1)
12 (12_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.170
OpenCL
2.1 (1.2)
2.1
Shader Model
6.5 (5.1)
6.5
Physical
Slot Width
IGP
—
Outputs
Portable Device Dependent
—
Bus Interface
IGP
PCIe 3.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
—
Solar System
Successor
—
Polaris Mobile