AMD Radeon HD 6990 vs ATI Radeon HD 4550

VS

AMD Radeon HD 6990

ATI Radeon HD 4550

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6990 and 256MB VRAM Radeon HD 4550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990 's Advantages

Released 2 years and 6 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (160.0GB/s vs 10.48GB/s)

1456 additional rendering cores

ATI Radeon HD 4550 's Advantages

Lower TDP (25W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 6990 +2556%

2.55 TFLOPS

Radeon HD 4550

0.096 TFLOPS

Radeon HD 6990

VS

Radeon HD 4550

Graphics Card

Mar 2011

Release Date

Sep 2008

Northern Islands

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

655 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

10.48GB/s

Render Config

24

Compute Units

1

-

1536

Shading Units

80

96

TMUs

8

32

ROPs

4

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

64 KB

-

Theoretical Performance

26.56 GPixel/s

Pixel Rate

2.400 GPixel/s

79.68 GTexel/s

Texture Rate

4.800 GTexel/s

-

2.550 TFLOPS

FP32 (float)

96.00 GFLOPS

637.4 GFLOPS

FP64 (double)

-

Board Design

375W

TDP

25W

750 W

Suggested PSU

200 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0

2x 8-pin

Power Connectors

None

Graphics Processor

Antilles

GPU Name

RV710

Antilles XT (215-0807027)

GPU Variant

RV710 (215-0725016)

TeraScale 3

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

2.64 billion

Transistors

0.242 billion

389 mm²

Die Size

73 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

Related GPU Comparisons

1

AMD Radeon HD 6990 vs AMD Radeon PRO W7600

2

AMD Radeon HD 6990 vs AMD Radeon HD 8860 OEM

3

AMD Radeon HD 6990 vs NVIDIA GeForce GT 230

4

AMD Radeon HD 6990 vs Intel Arc A780

5

AMD Radeon HD 6990 vs NVIDIA GeForce GTX 1080 Ti 10 GB

6

AMD Radeon HD 6990 vs AMD Radeon R7 250XE

7

AMD Radeon HD 6990 vs NVIDIA GeForce GTX 1050 3 GB

8

AMD Radeon HD 6990 vs AMD Radeon HD 6450

9

AMD Radeon HD 6990 vs ATI Radeon X1650

10

AMD Radeon HD 6990 vs ATI Radeon HD 2950 PRO

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