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
T400
CORE STATE
TU117
VRAM
2 GB
CLOCK SPEED
1425 MHz
TDP
30 W
BUS WIDTH
64 bit
ARCHITECTURE
Turing
PROCESS
12 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_vulkan
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
R6 M255DX
T400
Core Specs
Shading Units
320
384
+20.0%
Shaders
320
384
+20.0%
TMUs
20
24
+20.0%
ROPs
8
16
+100.0%
Compute Units
5
—
SM Count
—
6
Clocks
Base Clock
780 MHz
420 MHz
Boost Clock
855 MHz
1425 MHz
Memory Clock
System Shared
1250 MHz
10 Gbps effective
Memory
Memory Size
System Shared
2 GB
VRAM (MB)
—
2,048
Memory Type
System Shared
GDDR6
Memory Bus
System Shared
64 bit
Bandwidth
System Dependent
80.00 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
128 KB
1024 KB
Performance
Pixel Rate
6.840 GPixel/s
22.80 GPixel/s
Texture Rate
17.10 GTexel/s
34.20 GTexel/s
FP32 (TFLOPS)
547.2 GFLOPS
1,094.4 GFLOPS
FP64 (TFLOPS)
34.20 GFLOPS (1:16)
34.20 GFLOPS (1:32)
FP16 (TFLOPS)
—
2.189 TFLOPS (2:1)
Power
TDP
—
30 W
TDP (W)
—
30
Suggested PSU
—
200 W
Power Connectors
—
None
Architecture
Architecture
GCN 1.0
Turing
GPU Name
Jet
TU117
Generation
Gem System Hybrid
(Rx M200)
Quadro Turing
(Tx000)
Process Size
28 nm
12 nm
Transistors
690 million
4,700 million
Die Size
56 mm²
200 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
23.5M / mm²
API Support
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
3.0
CUDA
—
7.5
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
IGP
Single-slot
Outputs
Portable Device Dependent
3x mini-DisplayPort 1.4a
Bus Interface
IGP
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
—
Quadro Volta
Successor
—
Workstation Ampere