AMD Radeon Pro V620 vs AMD Radeon R7 340 OEM

VS

AMD Radeon Pro V620

AMD Radeon R7 340 OEM

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro V620 and 2GB VRAM Radeon R7 340 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro V620 's Advantages

Released 6 years and 6 months late

Boost Clock has increased by 182% (2200MHz vs 780MHz)

More VRAM (32GB vs 2GB)

Larger VRAM bandwidth (512.0GB/s vs 64.00GB/s)

4224 additional rendering cores

AMD Radeon R7 340 OEM 's Advantages

Lower TDP (50W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Pro V620 +3285%

20.28 TFLOPS

Radeon R7 340 OEM

0.599 TFLOPS

Radeon Pro V620

VS

Radeon R7 340 OEM

Graphics Card

Nov 2021

Release Date

May 2015

Radeon Pro

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1825 MHz

Base Clock

730 MHz

2200 MHz

Boost Clock

780 MHz

2000 MHz

Memory Clock

1000 MHz

Memory

32GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

512.0GB/s

Bandwidth

64.00GB/s

Render Config

72

Compute Units

6

-

4608

Shading Units

384

288

TMUs

24

128

ROPs

8

-

72

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

256 KB

128 MB

L3 Cache

-

Theoretical Performance

281.6 GPixel/s

Pixel Rate

6.240 GPixel/s

633.6 GTexel/s

Texture Rate

18.72 GTexel/s

40.55 TFLOPS

FP16 (half)

-

20.28 TFLOPS

FP32 (float)

599.0 GFLOPS

1267 GFLOPS

FP64 (double)

37.44 GFLOPS

Board Design

300W

TDP

50W

700 W

Suggested PSU

250 W

No outputs

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

2x 8-pin

Power Connectors

None

Graphics Processor

Navi 21

GPU Name

Oland

Navi 21 XT (215-121000177)

GPU Variant

-

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

26.8 billion

Transistors

0.95 billion

520 mm²

Die Size

77 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

6.5

Shader Model

5.1

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