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
GEFORCE
GeForce GTX 560M
CORE STATE
GF116
VRAM
1536 MB
CLOCK SPEED
—
TDP
75 W
BUS WIDTH
192 bit
ARCHITECTURE
Fermi 2.0
PROCESS
40 nm
LAUNCH DATE
2011
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
R5 M255
GTX 560M
Core Specs
Shading Units
384
192
-50.0%
Shaders
384
192
-50.0%
TMUs
24
32
+33.3%
ROPs
8
24
+200.0%
Compute Units
6
—
SM Count
—
4
Clocks
Base Clock
925 MHz
—
Boost Clock
940 MHz
—
GPU Clock
—
775 MHz
Shader Clock
—
1550 MHz
Memory Clock
1000 MHz
2 Gbps effective
625 MHz
2.5 Gbps effective
Memory
Memory Size
2 GB
1536 MB
VRAM (MB)
2,048
1,536
-25.0%
Memory Type
DDR3
GDDR5
Memory Bus
128 bit
192 bit
Bandwidth
32.00 GB/s
60.00 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
256 KB
384 KB
Performance
Pixel Rate
7.520 GPixel/s
6.200 GPixel/s
Texture Rate
22.56 GTexel/s
24.80 GTexel/s
FP32 (TFLOPS)
721.9 GFLOPS
595.2 GFLOPS
FP64 (TFLOPS)
45.12 GFLOPS (1:16)
49.60 GFLOPS (1:12)
FP16 (TFLOPS)
721.9 GFLOPS (1:1)
—
Power
TDP
—
75 W
TDP (W)
—
75
Power Connectors
—
None
Architecture
Architecture
GCN 3.0
Fermi 2.0
GPU Name
Topaz
GF116
Generation
Gem System
(R5 M200)
GeForce 500M
Process Size
28 nm
40 nm
Transistors
1,550 million
1,170 million
Die Size
125 mm²
238 mm²
Foundry
TSMC
TSMC
Density
12.4M / mm²
4.9M / mm²
API Support
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
—
OpenCL
2.1
1.1
CUDA
—
2.1
Shader Model
6.5
5.1
Physical
Slot Width
—
MXM Module
Outputs
—
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
MXM-B (3.0)
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
GeForce 400M
Successor
Polaris Mobile
GeForce 600M