GPU Comparison
RADEON
AMD Radeon R5 M255
CORE STATE
Topaz
VRAM
2 GB
CLOCK SPEED
940 MHz
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2014
VS
GEFORCE
Tesla T4
CORE STATE
TU104
VRAM
16 GB
CLOCK SPEED
1590 MHz
TDP
70 W
BUS WIDTH
256 bit
ARCHITECTURE
Turing
PROCESS
12 nm
LAUNCH DATE
2018
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R5 M255
Tesla T4
Core Specs
Shading Units
384
2,560
+566.7%
Shaders
384
2,560
+566.7%
TMUs
24
160
+566.7%
ROPs
8
64
+700.0%
Compute Units
6
—
SM Count
—
40
Clocks
Base Clock
925 MHz
585 MHz
Boost Clock
940 MHz
1590 MHz
Memory Clock
1000 MHz
2 Gbps effective
1250 MHz
10 Gbps effective
Memory
Memory Size
2 GB
16 GB
VRAM (MB)
2,048
16,384
+700.0%
Memory Type
DDR3
GDDR6
Memory Bus
128 bit
256 bit
Bandwidth
32.00 GB/s
320.0 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
256 KB
4 MB
Performance
Pixel Rate
7.520 GPixel/s
101.8 GPixel/s
Texture Rate
22.56 GTexel/s
254.4 GTexel/s
FP32 (TFLOPS)
721.9 GFLOPS
8.141 TFLOPS
FP64 (TFLOPS)
45.12 GFLOPS (1:16)
254.4 GFLOPS (1:32)
FP16 (TFLOPS)
721.9 GFLOPS (1:1)
65.13 TFLOPS (8:1)
AI/RT
RT Cores
—
40
Tensor Cores
—
320
Power
TDP
—
70 W
TDP (W)
—
70
Suggested PSU
—
250 W
Power Connectors
—
None
Architecture
Architecture
GCN 3.0
Turing
GPU Name
Topaz
TU104
Generation
Gem System
(R5 M200)
Tesla Turing
(Txx)
Process Size
28 nm
12 nm
Transistors
1,550 million
13,600 million
Die Size
125 mm²
545 mm²
Foundry
TSMC
TSMC
Density
12.4M / mm²
25.0M / mm²
API Support
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1
3.0
CUDA
—
7.5
Shader Model
6.5
6.8
Physical
Slot Width
—
Single-slot
Length
—
168 mm
6.6 inches
Outputs
—
No outputs
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
Tesla Volta
Successor
Polaris Mobile
Server Ampere