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
A2
CORE STATE
GA107
VRAM
16 GB
CLOCK SPEED
1770 MHz
TDP
60 W
BUS WIDTH
128 bit
ARCHITECTURE
Ampere
PROCESS
8 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_vulkan
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
R6 M255DX
A2
Core Specs
Shading Units
320
1,280
+300.0%
Shaders
320
1,280
+300.0%
TMUs
20
40
+100.0%
ROPs
8
32
+300.0%
Compute Units
5
—
SM Count
—
10
Clocks
Base Clock
780 MHz
1440 MHz
Boost Clock
855 MHz
1770 MHz
Memory Clock
System Shared
1563 MHz
12.5 Gbps effective
Memory
Memory Size
System Shared
16 GB
VRAM (MB)
—
16,384
Memory Type
System Shared
GDDR6
Memory Bus
System Shared
128 bit
Bandwidth
System Dependent
200.1 GB/s
Cache
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
128 KB
2 MB
Performance
Pixel Rate
6.840 GPixel/s
56.64 GPixel/s
Texture Rate
17.10 GTexel/s
70.80 GTexel/s
FP32 (TFLOPS)
547.2 GFLOPS
4.531 TFLOPS
FP64 (TFLOPS)
34.20 GFLOPS (1:16)
70.80 GFLOPS (1:64)
FP16 (TFLOPS)
—
4.531 TFLOPS (1:1)
AI/RT
RT Cores
—
10
Tensor Cores
—
40
Power
TDP
—
60 W
TDP (W)
—
60
Suggested PSU
—
250 W
Power Connectors
—
None
Architecture
Architecture
GCN 1.0
Ampere
GPU Name
Jet
GA107
Generation
Gem System Hybrid
(Rx M200)
Workstation Ampere
(Ax000)
Process Size
28 nm
8 nm
Transistors
690 million
8,700 million
Die Size
56 mm²
200 mm²
Foundry
TSMC
Samsung
Density
12.3M / mm²
43.5M / mm²
API Support
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
3.0
CUDA
—
8.6
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
IGP
Single-slot
Outputs
Portable Device Dependent
No outputs
Bus Interface
IGP
PCIe 4.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
—
Quadro Turing
Successor
—
Workstation Ada