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
Tesla P4
CORE STATE
GP104
VRAM
8 GB
CLOCK SPEED
1114 MHz
TDP
75 W
BUS WIDTH
256 bit
ARCHITECTURE
Pascal
PROCESS
16 nm
LAUNCH DATE
2016
PERFORMANCE BENCHMARKS
geekbench_vulkan
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
R6 M255DX
Tesla P4
Core Specs
Shading Units
320
2,560
+700.0%
Shaders
320
2,560
+700.0%
TMUs
20
160
+700.0%
ROPs
8
64
+700.0%
Compute Units
5
—
SM Count
—
20
Clocks
Base Clock
780 MHz
886 MHz
Boost Clock
855 MHz
1114 MHz
Memory Clock
System Shared
1502 MHz
6 Gbps effective
Memory
Memory Size
System Shared
8 GB
VRAM (MB)
—
8,192
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
256 bit
Bandwidth
System Dependent
192.3 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
128 KB
2 MB
Performance
Pixel Rate
6.840 GPixel/s
71.30 GPixel/s
Texture Rate
17.10 GTexel/s
178.2 GTexel/s
FP32 (TFLOPS)
547.2 GFLOPS
5.704 TFLOPS
FP64 (TFLOPS)
34.20 GFLOPS (1:16)
178.2 GFLOPS (1:32)
FP16 (TFLOPS)
—
89.12 GFLOPS (1:64)
Power
TDP
—
75 W
TDP (W)
—
75
Suggested PSU
—
250 W
Power Connectors
—
None
Architecture
Architecture
GCN 1.0
Pascal
GPU Name
Jet
GP104
Generation
Gem System Hybrid
(Rx M200)
Tesla Pascal
(Pxx)
Process Size
28 nm
16 nm
Transistors
690 million
7,200 million
Die Size
56 mm²
314 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
22.9M / 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
—
6.1
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
IGP
Single-slot
Length
—
168 mm
6.6 inches
Outputs
Portable Device Dependent
No outputs
Bus Interface
IGP
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
—
Tesla Maxwell
Successor
—
Tesla Volta