AMD Radeon Pro V620 vs ATI FirePro V7770

VS

AMD Radeon Pro V620

ATI FirePro V7770

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro V620 and 1024MB VRAM FirePro V7770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro V620 's Advantages

Released 9 years and 10 months late

Boost Clock2200MHz

More VRAM (32GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 33.60GB/s)

3808 additional rendering cores

ATI FirePro V7770 's Advantages

Lower TDP (76W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Pro V620 +1928%

20.28 TFLOPS

FirePro V7770

1 TFLOPS

Radeon Pro V620

VS

FirePro V7770

Graphics Card

Nov 2021

Release Date

Jan 2012

Radeon Pro

Generation

FirePro

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1825 MHz

Base Clock

-

2200 MHz

Boost Clock

-

2000 MHz

Memory Clock

1050 MHz

Memory

32GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR4

256bit

Memory Bus

128bit

512.0GB/s

Bandwidth

33.60GB/s

Render Config

72

Compute Units

10

-

4608

Shading Units

800

288

TMUs

40

128

ROPs

8

-

72

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

128 KB

128 MB

L3 Cache

-

Theoretical Performance

281.6 GPixel/s

Pixel Rate

5.000 GPixel/s

633.6 GTexel/s

Texture Rate

25.00 GTexel/s

40.55 TFLOPS

FP16 (half)

-

20.28 TFLOPS

FP32 (float)

1000 GFLOPS

1267 GFLOPS

FP64 (double)

-

Board Design

300W

TDP

76W

700 W

Suggested PSU

250 W

No outputs

Outputs

1x DVI

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Navi 21

GPU Name

RV770

Navi 21 XT (215-121000177)

GPU Variant

RV770 XT (215-0669049)

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

55 nm

26.8 billion

Transistors

0.956 billion

520 mm²

Die Size

256 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

6.5

Shader Model

4.1

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