AMD Radeon HD 6990 vs AMD Radeon RX 580 OEM

VS

AMD Radeon HD 6990

AMD Radeon RX 580 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6990 and 8GB VRAM Radeon RX 580 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580 OEM 's Advantages

Released 5 years and 3 months late

Boost Clock1266MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 160.0GB/s)

768 additional rendering cores

Lower TDP (150W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 6990

2.55 TFLOPS

Radeon RX 580 OEM +128%

5.834 TFLOPS

Radeon HD 6990

VS

Radeon RX 580 OEM

Graphics Card

Mar 2011

Release Date

Jun 2016

Northern Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1120 MHz

-

Boost Clock

1266 MHz

1250 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

256.0GB/s

Render Config

24

Compute Units

36

-

1536

Shading Units

2304

96

TMUs

144

32

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

26.56 GPixel/s

Pixel Rate

40.51 GPixel/s

79.68 GTexel/s

Texture Rate

182.3 GTexel/s

-

FP16 (half)

5.834 TFLOPS

2.550 TFLOPS

FP32 (float)

5.834 TFLOPS

637.4 GFLOPS

FP64 (double)

364.6 GFLOPS

Board Design

375W

TDP

150W

750 W

Suggested PSU

450 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Antilles

GPU Name

Ellesmere

Antilles XT (215-0807027)

GPU Variant

Polaris 10 XT (215-0876184)

TeraScale 3

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

2.64 billion

Transistors

5.7 billion

389 mm²

Die Size

232 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

5.0

Shader Model

6.4

Related GPU Comparisons

1

AMD Radeon HD 6990 vs AMD Radeon Pro V420

2

AMD Radeon HD 6990 vs NVIDIA GeForce GTX 680 Mac Edition

3

AMD Radeon HD 6990 vs NVIDIA GeForce 205 OEM

4

AMD Radeon HD 6990 vs AMD Radeon PRO W7700

5

AMD Radeon HD 6990 vs NVIDIA GeForce RTX 4080 SUPER

6

AMD Radeon HD 6990 vs NVIDIA GeForce RTX 3070 Ti 16 GB

7

AMD Radeon HD 6990 vs AMD Radeon Pro W6800X Duo

8

AMD Radeon HD 6990 vs ATI Radeon HD 4730 OEM

9

AMD Radeon HD 6990 vs AMD Radeon RX 5600 XT

10

AMD Radeon HD 6990 vs NVIDIA GeForce GTX 1080 11Gbps

Related News

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

9

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!

10

Intel Finally Achieves Frame Generation! 'F1 24' Becomes the First XeSS 2 Game