GPU Comparison
RADEON
AMD Radeon Pro Vega 20
CORE STATE
Vega 12
VRAM
4 GB
CLOCK SPEED
1283 MHz
TDP
100 W
BUS WIDTH
1024 bit
ARCHITECTURE
GCN 5.0
PROCESS
14 nm
LAUNCH DATE
2018
VS
GEFORCE
Tesla K40m
CORE STATE
GK110B
VRAM
12 GB
CLOCK SPEED
876 MHz
TDP
245 W
BUS WIDTH
384 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Pro Vega 20
Tesla K40m
Core Specs
Shading Units
1,280
2,880
+125.0%
Shaders
1,280
2,880
+125.0%
TMUs
80
240
+200.0%
ROPs
32
48
+50.0%
Compute Units
20
—
Clocks
Base Clock
815 MHz
745 MHz
Boost Clock
1283 MHz
876 MHz
Memory Clock
740 MHz
1480 Mbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
4 GB
12 GB
VRAM (MB)
4,096
12,288
+200.0%
Memory Type
HBM2
GDDR5
Memory Bus
1024 bit
384 bit
Bandwidth
189.4 GB/s
288.4 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
1024 KB
1536 KB
Performance
Pixel Rate
41.06 GPixel/s
52.56 GPixel/s
Texture Rate
102.6 GTexel/s
210.2 GTexel/s
FP32 (TFLOPS)
3.284 TFLOPS
5.046 TFLOPS
FP64 (TFLOPS)
205.3 GFLOPS (1:16)
1.682 TFLOPS (1:3)
FP16 (TFLOPS)
6.569 TFLOPS (2:1)
—
Power
TDP
100 W
245 W
TDP (W)
100
245
+145.0%
Suggested PSU
—
550 W
Architecture
Architecture
GCN 5.0
Kepler
GPU Name
Vega 12
GK110B
Generation
Radeon Pro Mac
(Vega Series)
Tesla Kepler
(Kxx)
Process Size
14 nm
28 nm
Transistors
—
7,080 million
Die Size
—
561 mm²
Foundry
GlobalFoundries
TSMC
Density
—
12.6M / mm²
API Support
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
Vulkan
1.3
1.2.175
OpenCL
2.1
3.0
CUDA
—
3.5
Shader Model
6.0
6.5 (5.1)
Physical
Slot Width
IGP
Dual-slot
Length
—
267 mm
10.5 inches
Outputs
Portable Device Dependent
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Launch Price
—
7,699 USD
Production
End-of-life
End-of-life
Predecessor
—
Tesla Fermi
Successor
—
Tesla Maxwell