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 825M
CORE STATE
GK208
VRAM
1024 MB
CLOCK SPEED
941 MHz
TDP
33 W
BUS WIDTH
64 bit
ARCHITECTURE
Kepler 2.0
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_vulkan
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
R6 M255DX
825M
Core Specs
Shading Units
320
384
+20.0%
Shaders
320
384
+20.0%
TMUs
20
32
+60.0%
ROPs
8
8
0.0%
Compute Units
5
—
Clocks
Base Clock
780 MHz
850 MHz
Boost Clock
855 MHz
941 MHz
Memory Clock
System Shared
900 MHz
1800 Mbps effective
Memory
Memory Size
System Shared
1024 MB
VRAM (MB)
—
1,024
Memory Type
System Shared
DDR3
Memory Bus
System Shared
64 bit
Bandwidth
System Dependent
14.40 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
128 KB
512 KB
Performance
Pixel Rate
6.840 GPixel/s
7.528 GPixel/s
Texture Rate
17.10 GTexel/s
30.11 GTexel/s
FP32 (TFLOPS)
547.2 GFLOPS
722.7 GFLOPS
FP64 (TFLOPS)
34.20 GFLOPS (1:16)
30.11 GFLOPS (1:24)
Power
TDP
—
33 W
TDP (W)
—
33
Power Connectors
—
None
Architecture
Architecture
GCN 1.0
Kepler 2.0
GPU Name
Jet
GK208
Generation
Gem System Hybrid
(Rx M200)
GeForce 800M
Process Size
28 nm
28 nm
Transistors
690 million
1,020 million
Die Size
56 mm²
87 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
11.7M / 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
—
3.5
Shader Model
6.5 (5.1)
6.5 (5.1)
Physical
Slot Width
IGP
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
IGP
PCIe 3.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
—
GeForce 700M
Successor
—
GeForce 900M