GPU Comparison
RADEON
AMD 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
VS
RADEON
Radeon R9 M290X
CORE STATE
Neptune
VRAM
4 GB
CLOCK SPEED
900 MHz
TDP
100 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
R7 M260
R9 M290X
Core Specs
Shading Units
384
1,280
+233.3%
Shaders
384
1,280
+233.3%
TMUs
24
80
+233.3%
ROPs
8
32
+300.0%
Compute Units
6
20
+233.3%
Clocks
Base Clock
940 MHz
850 MHz
Boost Clock
980 MHz
900 MHz
Memory Clock
900 MHz
1800 Mbps effective
1200 MHz
4.8 Gbps effective
Memory
Memory Size
2 GB
4 GB
VRAM (MB)
2,048
4,096
+100.0%
Memory Type
DDR3
GDDR5
Memory Bus
64 bit
256 bit
Bandwidth
14.40 GB/s
153.6 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
128 KB
512 KB
Performance
Pixel Rate
7.840 GPixel/s
28.80 GPixel/s
Texture Rate
23.52 GTexel/s
72.00 GTexel/s
FP32 (TFLOPS)
752.6 GFLOPS
2.304 TFLOPS
FP64 (TFLOPS)
47.04 GFLOPS (1:16)
144.0 GFLOPS (1:16)
FP16 (TFLOPS)
752.6 GFLOPS (1:1)
—
Power
TDP
—
100 W
TDP (W)
—
100
Power Connectors
—
None
Architecture
Architecture
GCN 3.0
GCN 1.0
GPU Name
Topaz
Neptune
Generation
Gem System
(R7 M200)
Gem System
(R9 M200)
Process Size
28 nm
28 nm
Transistors
1,550 million
2,800 million
Die Size
125 mm²
212 mm²
Foundry
TSMC
TSMC
Density
12.4M / mm²
13.2M / mm²
API Support
DirectX
12 (12_0)
12 (11_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.170
OpenCL
2.1
2.1 (1.2)
Shader Model
6.5
6.5 (5.1)
Physical
Slot Width
—
MXM Module
Outputs
—
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
Solar System
Successor
Polaris Mobile
Polaris Mobile