AMD Radeon Pro V620 vs AMD Radeon HD 6990

VS

AMD Radeon Pro V620

AMD Radeon HD 6990

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro V620 and 2GB VRAM Radeon HD 6990 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro V620 's Advantages

Released 10 years and 8 months late

Boost Clock2200MHz

More VRAM (32GB vs 2GB)

Larger VRAM bandwidth (512.0GB/s vs 160.0GB/s)

3072 additional rendering cores

Lower TDP (300W vs 375W)

Score

Benchmark

FP32 (float)

Radeon Pro V620 +695%

20.28 TFLOPS

Radeon HD 6990

2.55 TFLOPS

Radeon Pro V620

VS

Radeon HD 6990

Graphics Card

Nov 2021

Release Date

Mar 2011

Radeon Pro

Generation

Northern Islands

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

1250 MHz

Memory

32GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

512.0GB/s

Bandwidth

160.0GB/s

Render Config

72

Compute Units

24

-

4608

Shading Units

1536

288

TMUs

96

128

ROPs

32

-

72

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

512 KB

128 MB

L3 Cache

-

Theoretical Performance

281.6 GPixel/s

Pixel Rate

26.56 GPixel/s

633.6 GTexel/s

Texture Rate

79.68 GTexel/s

40.55 TFLOPS

FP16 (half)

-

20.28 TFLOPS

FP32 (float)

2.550 TFLOPS

1267 GFLOPS

FP64 (double)

637.4 GFLOPS

Board Design

300W

TDP

375W

700 W

Suggested PSU

750 W

No outputs

Outputs

1x DVI 4x mini-DisplayPort 1.2

2x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Navi 21

GPU Name

Antilles

Navi 21 XT (215-121000177)

GPU Variant

Antilles XT (215-0807027)

RDNA 2.0

Architecture

TeraScale 3

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

26.8 billion

Transistors

2.64 billion

520 mm²

Die Size

389 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.3

Vulkan

N/A

-

6.5

Shader Model

5.0

Related GPU Comparisons

1

AMD Radeon Pro V620 vs NVIDIA GeForce GTX 460 SE v2

2

AMD Radeon Pro V620 vs NVIDIA GeForce GTX 285 Mac Edition

3

AMD Radeon Pro V620 vs NVIDIA GeForce 405 OEM

4

AMD Radeon Pro V620 vs NVIDIA GeForce 8400 GS Rev. 2

5

AMD Radeon Pro V620 vs NVIDIA GeForce 315 OEM

6

AMD Radeon Pro V620 vs AMD Radeon R7 250 OEM

7

AMD Radeon Pro V620 vs AMD Radeon RX 570X

8

AMD Radeon Pro V620 vs NVIDIA GeForce 9600 GS OEM

9

AMD Radeon Pro V620 vs AMD Radeon HD 8860 OEM

10

AMD Radeon Pro V620 vs AMD Radeon HD 8350 OEM

Related News

1

CXMT Reportedly Achieves 80% Yield in DDR5 Production

2

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

3

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

4

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

5

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

6

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

7

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

8

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

9

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

10

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage