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 GT 755M
CORE STATE
GK107
VRAM
2 GB
CLOCK SPEED
1020 MHz
TDP
50 W
BUS WIDTH
128 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_vulkan
geekbench_metal
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
R6 M255DX
GT 755M
Core Specs
Shading Units
320
384
+20.0%
Shaders
320
384
+20.0%
TMUs
20
32
+60.0%
ROPs
8
16
+100.0%
Compute Units
5
—
Clocks
Base Clock
780 MHz
980 MHz
Boost Clock
855 MHz
1020 MHz
Memory Clock
System Shared
1350 MHz
5.4 Gbps effective
Memory
Memory Size
System Shared
2 GB
VRAM (MB)
—
2,048
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
128 bit
Bandwidth
System Dependent
86.40 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
128 KB
256 KB
Performance
Pixel Rate
6.840 GPixel/s
8.160 GPixel/s
Texture Rate
17.10 GTexel/s
32.64 GTexel/s
FP32 (TFLOPS)
547.2 GFLOPS
783.4 GFLOPS
FP64 (TFLOPS)
34.20 GFLOPS (1:16)
32.64 GFLOPS (1:24)
Power
TDP
—
50 W
TDP (W)
—
50
Power Connectors
—
None
Architecture
Architecture
GCN 1.0
Kepler
GPU Name
Jet
GK107
Generation
Gem System Hybrid
(Rx M200)
GeForce 700M
Process Size
28 nm
28 nm
Transistors
690 million
1,270 million
Die Size
56 mm²
118 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
10.8M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.175
OpenCL
2.1 (1.2)
3.0
CUDA
—
3.0
Shader Model
6.5 (5.1)
6.5 (5.1)
Physical
Slot Width
IGP
MXM Module
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
IGP
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
—
GeForce 600M
Successor
—
GeForce 800M