GPU Comparison
RADEON
AMD Radeon VII
CORE STATE
Vega 20
VRAM
16 GB
CLOCK SPEED
1750 MHz
TDP
295 W
BUS WIDTH
4096 bit
ARCHITECTURE
GCN 5.1
PROCESS
7 nm
LAUNCH DATE
2019
VS
GEFORCE
Tesla K40c
CORE STATE
GK180
VRAM
12 GB
CLOCK SPEED
876 MHz
TDP
245 W
BUS WIDTH
384 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
VII
Tesla K40c
Core Specs
Shading Units
3,840
2,880
-25.0%
Shaders
3,840
2,880
-25.0%
TMUs
240
240
0.0%
ROPs
64
48
-25.0%
Compute Units
60
—
Clocks
Base Clock
1400 MHz
745 MHz
Boost Clock
1750 MHz
876 MHz
Memory Clock
1000 MHz
2 Gbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
16 GB
12 GB
VRAM (MB)
16,384
12,288
-25.0%
Memory Type
HBM2
GDDR5
Memory Bus
4096 bit
384 bit
Bandwidth
1.02 TB/s
288.4 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
4 MB
1536 KB
Performance
Pixel Rate
112.0 GPixel/s
52.56 GPixel/s
Texture Rate
420.0 GTexel/s
210.2 GTexel/s
FP32 (TFLOPS)
13.44 TFLOPS
5.046 TFLOPS
FP64 (TFLOPS)
3.360 TFLOPS (1:4)
1.682 TFLOPS (1:3)
FP16 (TFLOPS)
26.88 TFLOPS (2:1)
—
Power
TDP
295 W
245 W
TDP (W)
295
245
-16.9%
Suggested PSU
600 W
550 W
Power Connectors
2x 8-pin
1x 6-pin + 1x 8-pin
Architecture
Architecture
GCN 5.1
Kepler
GPU Name
Vega 20
GK180
Generation
Vega II
(Radeon VII)
Tesla Kepler
(Kxx)
Process Size
7 nm
28 nm
Transistors
13,230 million
7,080 million
Die Size
331 mm²
561 mm²
Foundry
TSMC
TSMC
Density
40.0M / mm²
12.6M / mm²
API Support
DirectX
12 (12_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.3
1.2.175
OpenCL
2.1
3.0
CUDA
—
3.5
Shader Model
6.7
5.1
Physical
Slot Width
Dual-slot
Dual-slot
Length
280 mm
11 inches
267 mm
10.5 inches
Height
125 mm
4.9 inches
—
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Launch Price
699 USD
7,699 USD
Production
End-of-life
End-of-life
Predecessor
Vega
Tesla Fermi
Successor
Navi
Tesla Maxwell