AMD Radeon HD 7970 vs ATI Radeon HD 5490

VS

AMD Radeon HD 7970

ATI Radeon HD 5490

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 and 1024MB VRAM Radeon HD 5490 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 's Advantages

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (264.0GB/s vs 8.000GB/s)

1968 additional rendering cores

ATI Radeon HD 5490 's Advantages

Released 10 months late

Lower TDP (19W vs 250W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 +3543%

3.789 TFLOPS

Radeon HD 5490

0.104 TFLOPS

Radeon HD 7970

VS

Radeon HD 5490

Graphics Card

Dec 2011

Release Date

Oct 2012

Southern Islands

Generation

Evergreen

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

500 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

64bit

264.0GB/s

Bandwidth

8.000GB/s

Render Config

32

Compute Units

2

-

2048

Shading Units

80

128

TMUs

8

32

ROPs

4

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

768 KB

L2 Cache

128 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

2.600 GPixel/s

118.4 GTexel/s

Texture Rate

5.200 GTexel/s

-

3.789 TFLOPS

FP32 (float)

104.0 GFLOPS

947.2 GFLOPS

FP64 (double)

-

Board Design

250W

TDP

19W

600 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Tahiti

GPU Name

Cedar

Tahiti XT (215-0821060)

GPU Variant

Cedar XTX

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

0.292 billion

352 mm²

Die Size

59 mm²

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.2

OpenCL

1.2

Vulkan

N/A

-

5.1

Shader Model

5.0

Related GPU Comparisons

1

AMD Radeon HD 7970 vs ATI FireGL V5600

2

AMD Radeon HD 7970 vs AMD FirePro D300

3

AMD Radeon HD 7970 vs AMD Radeon RX 560 XT

4

AMD Radeon HD 7970 vs ATI FirePro V7900 SDI

5

AMD Radeon HD 7970 vs NVIDIA CMP 30HX

6

AMD Radeon HD 7970 vs ATI FireMV 2400 PCI

7

AMD Radeon HD 7970 vs NVIDIA GeForce 9500 GT

8

AMD Radeon HD 7970 vs NVIDIA GeForce RTX 3050 OEM

9

AMD Radeon HD 7970 vs AMD Radeon RX 455 OEM

10

AMD Radeon HD 7970 vs NVIDIA GeForce 9800 GT

Related News

1

NVIDIA GB202 Chip Unveiled for the First Time, to be Used in RTX 5090 with 512-bit GDDR7 Memory

2

Strix Halo Integrated Graphics Score Appears on Passmark, Currently Slightly Below RTX 3060 12GB

3

AMD Unveils New RX 9070 XT Graphics Card Performance: Positioned Between RX 7900 GRE and RX 7900 XT

4

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

5

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

6

CXMT Reportedly Achieves 80% Yield in DDR5 Production

7

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

8

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

9

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

10

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