NVIDIA Tesla K40s vs AMD Radeon VII
GPU Specs Compare
Graphics Card
Release Date
Nov 2013
Feb 2019
Generation
Tesla Kepler
Vega II
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
706 MHz
1400 MHz
Boost Clock
706 MHz
1750 MHz
Memory Clock
1502 MHz
1000 MHz
Memory
Memory Size
12GB
16GB
Memory Type
GDDR5
HBM2
Memory Bus
384bit
4096bit
Bandwidth
288.4GB/s
1020GB/s
Render Config
Shading Units
2880
3840
TMUs
240
240
ROPs
48
64
L1 Cache
16 KB (per SMX)
16 KB (per CU)
L2 Cache
1536 KB
4 MB
Compute Units
-
60
Theoretical Performance
Pixel Rate
42.36 GPixel/s
112.0 GPixel/s
Texture Rate
169.4 GTexel/s
420.0 GTexel/s
FP32 (float)
4.067 TFLOPS
13.44 TFLOPS
FP64 (double)
1355.5 GFLOPS
3.360 TFLOPS
FP16 (half)
-
26.88 TFLOPS
Graphics Processor
GPU Name
GK110B
Vega 20
Architecture
Kepler
GCN 5.1
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
7.08 billion
13.23 billion
Die Size
561 mm²
331 mm²
GPU Variant
-
Vega 20 XT
Board Design
TDP
245W
295W
Suggested PSU
550 W
600 W
Outputs
No outputs
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
-
2x 8-pin
Graphics Features
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.2.175
1.3
CUDA
3.5
-
Shader Model
6.5 (5.1)
6.7
📊 Benchmark
3DMark Time Spy
-
8,923
3DMark Time Spy Extreme
-
4,374
Blender
-
772