GPU Comparison
RADEON
AMD Radeon PRO V620
CORE STATE
Navi 21
VRAM
32 GB
CLOCK SPEED
2200 MHz
TDP
300 W
BUS WIDTH
256 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2021
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
PRO V620
Tesla T4
Core Specs
Shading Units
4,608
2,560
-44.4%
Shaders
4,608
2,560
-44.4%
TMUs
288
160
-44.4%
ROPs
128
64
-50.0%
Compute Units
72
—
SM Count
—
40
Clocks
Base Clock
1825 MHz
585 MHz
Boost Clock
2200 MHz
1590 MHz
Memory Clock
2000 MHz
16 Gbps effective
1250 MHz
10 Gbps effective
Memory
Memory Size
32 GB
16 GB
VRAM (MB)
32,768
16,384
-50.0%
Memory Type
GDDR6
GDDR6
Memory Bus
256 bit
256 bit
Bandwidth
512.0 GB/s
320.0 GB/s
Cache
L1 Cache
128 KB per Array
64 KB (per SM)
L2 Cache
4 MB
4 MB
L3 Cache
128 MB
—
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
281.6 GPixel/s
101.8 GPixel/s
Texture Rate
633.6 GTexel/s
254.4 GTexel/s
FP32 (TFLOPS)
20.28 TFLOPS
8.141 TFLOPS
FP64 (TFLOPS)
1,267.2 GFLOPS (1:16)
254.4 GFLOPS (1:32)
FP16 (TFLOPS)
40.55 TFLOPS (2:1)
65.13 TFLOPS (8:1)
AI/RT
RT Cores
72
40
-44.4%
Tensor Cores
—
320
Power
TDP
300 W
70 W
TDP (W)
300
70
-76.7%
Suggested PSU
700 W
250 W
Power Connectors
2x 8-pin
None
Architecture
Architecture
RDNA 2.0
Turing
GPU Name
Navi 21
TU104
Generation
Radeon Pro Navi
(Navi II Series)
Tesla Turing
(Txx)
Process Size
7 nm
12 nm
Transistors
26,800 million
13,600 million
Die Size
520 mm²
545 mm²
Foundry
TSMC
TSMC
Density
51.5M / mm²
25.0M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
2.1
3.0
CUDA
—
7.5
Shader Model
6.8
6.8
Physical
Slot Width
Dual-slot
Single-slot
Length
267 mm
10.5 inches
168 mm
6.6 inches
Height
120 mm
4.7 inches
—
Outputs
No outputs
No outputs
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Radeon Pro Vega
Tesla Volta
Successor
—
Server Ampere