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 670MX
CORE STATE
GK104
VRAM
3 GB
CLOCK SPEED
601 MHz
TDP
75 W
BUS WIDTH
192 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2012
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R5 M255
GTX 670MX
Core Specs
Shading Units
384
960
+150.0%
Shaders
384
960
+150.0%
TMUs
24
80
+233.3%
ROPs
8
24
+200.0%
Compute Units
6
—
Clocks
Base Clock
925 MHz
601 MHz
Boost Clock
940 MHz
601 MHz
Memory Clock
1000 MHz
2 Gbps effective
700 MHz
2.8 Gbps effective
Memory
Memory Size
2 GB
3 GB
VRAM (MB)
2,048
3,072
+50.0%
Memory Type
DDR3
GDDR5
Memory Bus
128 bit
192 bit
Bandwidth
32.00 GB/s
67.20 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
256 KB
384 KB
Performance
Pixel Rate
7.520 GPixel/s
12.02 GPixel/s
Texture Rate
22.56 GTexel/s
48.08 GTexel/s
FP32 (TFLOPS)
721.9 GFLOPS
1,153.9 GFLOPS
FP64 (TFLOPS)
45.12 GFLOPS (1:16)
48.08 GFLOPS (1:24)
FP16 (TFLOPS)
721.9 GFLOPS (1:1)
—
Power
TDP
—
75 W
TDP (W)
—
75
Power Connectors
—
None
Architecture
Architecture
GCN 3.0
Kepler
GPU Name
Topaz
GK104
Generation
Gem System
(R5 M200)
GeForce 600M
Process Size
28 nm
28 nm
Transistors
1,550 million
3,540 million
Die Size
125 mm²
294 mm²
Foundry
TSMC
TSMC
Density
12.4M / mm²
12.0M / mm²
API Support
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.175
OpenCL
2.1
3.0
CUDA
—
3.0
Shader Model
6.5
6.5 (5.1)
Physical
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
GeForce 500M
Successor
Polaris Mobile
GeForce 700M