GPU Comparison

A

AMD

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

nm

PROCESS 7 nm

LAUNCH DATE 2021

VS

NVIDIA

GEFORCE

GeForce RTX 3080 Ti Mobile

CORE STATE GA103

VRAM 16 GB

CLOCK SPEED 1260 MHz

TDP 115 W

BUS WIDTH 256 bit

ARCHITECTURE Ampere

nm

PROCESS 8 nm

LAUNCH DATE 2022

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

N/A

2,869

geekbench_opencl

N/A

117,866

geekbench_vulkan

N/A

107,502

passmark_directx_10

N/A

131

passmark_directx_11

N/A

164

passmark_directx_12

N/A

88

passmark_directx_9

N/A

201

passmark_g2d

N/A

818

passmark_g3d

N/A

19,288

passmark_gpu_compute

N/A

8,471

DETAILED SPECIFICATIONS

SPECIFICATION

PRO V620

RTX 3080 Ti Mobile

Core Specs

Shading Units

4,608

7,424 +61.1%

Shaders

4,608

7,424 +61.1%

TMUs

288

232 -19.4%

ROPs

128

96 -25.0%

Compute Units

72

—

SM Count

—

58

Clocks

Base Clock

1825 MHz

810 MHz

Boost Clock

2200 MHz

1260 MHz

Memory Clock

2000 MHz 16 Gbps effective

2000 MHz 16 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

512.0 GB/s

Cache

L1 Cache

128 KB per Array

128 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

121.0 GPixel/s

Texture Rate

633.6 GTexel/s

292.3 GTexel/s

FP32 (TFLOPS)

20.28 TFLOPS

18.71 TFLOPS

FP64 (TFLOPS)

1,267.2 GFLOPS (1:16)

292.3 GFLOPS (1:64)

FP16 (TFLOPS)

40.55 TFLOPS (2:1)

18.71 TFLOPS (1:1)

AI/RT

RT Cores

72

58 -19.4%

Tensor Cores

—

232

Power

TDP

300 W

115 W

TDP (W)

300

115 -61.7%

Suggested PSU

700 W

—

Power Connectors

2x 8-pin

None

Architecture

Architecture

RDNA 2.0

Ampere

GPU Name

Navi 21

GA103

Generation

Radeon Pro Navi (Navi II Series)

GeForce 30 Mobile

Process Size

7 nm

8 nm

Transistors

26,800 million

22,000 million

Die Size

520 mm²

496 mm²

Foundry

TSMC

Samsung

Density

51.5M / mm²

44.4M / 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

—

8.6

Shader Model

6.8

6.8

Physical

Slot Width

Dual-slot

—

Length

267 mm 10.5 inches

—

Height

120 mm 4.7 inches

—

Outputs

No outputs

Portable Device Dependent

Bus Interface

PCIe 4.0 x16

PCIe 4.0 x16

Other

Production

End-of-life

End-of-life

Predecessor

Radeon Pro Vega

GeForce 20 Mobile

View Radeon PRO V620 Details View GeForce RTX 3080 Ti Mobile Details