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
GEFORCE
GeForce GTX 670M
CORE STATE
GF114
VRAM
1536 MB
CLOCK SPEED
—
TDP
75 W
BUS WIDTH
192 bit
ARCHITECTURE
Fermi 2.0
PROCESS
40 nm
LAUNCH DATE
2012
PERFORMANCE BENCHMARKS
geekbench_vulkan
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
R6 M255DX
GTX 670M
Core Specs
Shading Units
320
336
+5.0%
Shaders
320
336
+5.0%
TMUs
20
56
+180.0%
ROPs
8
24
+200.0%
Compute Units
5
—
SM Count
—
7
Clocks
Base Clock
780 MHz
—
Boost Clock
855 MHz
—
GPU Clock
—
598 MHz
Shader Clock
—
1196 MHz
Memory Clock
System Shared
750 MHz
3 Gbps effective
Memory
Memory Size
System Shared
1536 MB
VRAM (MB)
—
1,536
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
192 bit
Bandwidth
System Dependent
72.00 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
128 KB
384 KB
Performance
Pixel Rate
6.840 GPixel/s
8.372 GPixel/s
Texture Rate
17.10 GTexel/s
33.49 GTexel/s
FP32 (TFLOPS)
547.2 GFLOPS
803.7 GFLOPS
FP64 (TFLOPS)
34.20 GFLOPS (1:16)
66.98 GFLOPS (1:12)
Power
TDP
—
75 W
TDP (W)
—
75
Power Connectors
—
None
Architecture
Architecture
GCN 1.0
Fermi 2.0
GPU Name
Jet
GF114
Generation
Gem System Hybrid
(Rx M200)
GeForce 600M
Process Size
28 nm
40 nm
Transistors
690 million
1,950 million
Die Size
56 mm²
332 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
5.9M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
—
OpenCL
2.1 (1.2)
1.1
CUDA
—
2.1
Shader Model
6.5 (5.1)
5.1
Physical
Slot Width
IGP
MXM Module
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
IGP
MXM-B (3.0)
Other
Production
End-of-life
End-of-life
Predecessor
—
GeForce 500M
Successor
—
GeForce 700M