ATI Radeon HD 3470 vs AMD Radeon Pro V620

VS

ATI Radeon HD 3470

AMD Radeon Pro V620

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 3470 and 32GB VRAM Radeon Pro V620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3470 's Advantages

Lower TDP (30W vs 300W)

AMD Radeon Pro V620 's Advantages

Released 13 years and 10 months late

Boost Clock2200MHz

More VRAM (32GB vs 256GB)

Larger VRAM bandwidth (512.0GB/s vs 15.20GB/s)

4568 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3470

0.064 TFLOPS

Radeon Pro V620 +31587%

20.28 TFLOPS

Radeon HD 3470

VS

Radeon Pro V620

Graphics Card

Jan 2008

Release Date

Nov 2021

Radeon R600

Generation

Radeon Pro

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1825 MHz

-

Boost Clock

2200 MHz

950 MHz

Memory Clock

2000 MHz

Memory

256MB

Memory Size

32GB

GDDR3

Memory Type

GDDR6

64bit

Memory Bus

256bit

15.20GB/s

Bandwidth

512.0GB/s

Render Config

2

Compute Units

72

-

40

Shading Units

4608

4

TMUs

288

4

ROPs

128

-

RT Cores

72

-

L1 Cache

128 KB per Array

64 KB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

3.200 GPixel/s

Pixel Rate

281.6 GPixel/s

3.200 GTexel/s

Texture Rate

633.6 GTexel/s

-

FP16 (half)

40.55 TFLOPS

64.00 GFLOPS

FP32 (float)

20.28 TFLOPS

-

FP64 (double)

1267 GFLOPS

Board Design

30W

TDP

300W

200 W

Suggested PSU

700 W

1x DVI 1x VGA 1x S-Video

Outputs

No outputs

None

Power Connectors

2x 8-pin

Graphics Processor

RV620

GPU Name

Navi 21

RV620 PRO (215-0670006)

GPU Variant

Navi 21 XT (215-121000177)

TeraScale

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

7 nm

0.181 billion

Transistors

26.8 billion

67 mm²

Die Size

520 mm²

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

N/A

OpenCL

2.1

N/A

Vulkan

1.3

-

4.1

Shader Model

6.5

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