AMD Radeon HD 7990 vs AMD Radeon RX 7600 XT

VS

AMD Radeon HD 7990

AMD Radeon RX 7600 XT

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7990 and 16GB VRAM Radeon RX 7600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7600 XT 's Advantages

Released 10 years and 9 months late

Boost Clock has increased by 176% (2755MHz vs 1000MHz)

More VRAM (16GB vs 3GB)

Lower TDP (190W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 7990

4.096 TFLOPS

Radeon RX 7600 XT +451%

22.57 TFLOPS

Radeon HD 7990

VS

Radeon RX 7600 XT

Graphics Card

Apr 2013

Release Date

Jan 2024

Southern Islands

Generation

Navi III

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

950 MHz

Base Clock

1980 MHz

1000 MHz

Boost Clock

2755 MHz

1500 MHz

Memory Clock

2250 MHz

Memory

3GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

128bit

288.0GB/s

Bandwidth

288.0GB/s

Render Config

32

Compute Units

32

-

2048

Shading Units

2048

128

TMUs

128

32

ROPs

64

-

RT Cores

32

16 KB (per CU)

L1 Cache

128 KB per Array

768 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

32.00 GPixel/s

Pixel Rate

176.3 GPixel/s

128.0 GTexel/s

Texture Rate

352.6 GTexel/s

-

FP16 (half)

45.14 TFLOPS

4.096 TFLOPS

FP32 (float)

22.57 TFLOPS

1024 GFLOPS

FP64 (double)

705.3 GFLOPS

Board Design

375W

TDP

190W

750 W

Suggested PSU

450 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

1x HDMI 2.1a 3x DisplayPort 2.1

2x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Malta

GPU Name

Navi 33

Malta XT (215-0849026)

GPU Variant

Navi 33 XT (215-163000047)

GCN 1.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

4.313 billion

Transistors

13.3 billion

365 mm²

Die Size

204 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

2.2

1.2

Vulkan

1.3

-

5.1

Shader Model

6.7

Related GPU Comparisons

1

AMD Radeon HD 7990 vs NVIDIA GeForce 8800 GTS Core 112

2

AMD Radeon HD 7990 vs AMD Radeon RX 6600 XT

3

AMD Radeon HD 7990 vs ATI Radeon HD 3470

4

AMD Radeon HD 7990 vs AMD Radeon RX Vega 64

5

AMD Radeon HD 7990 vs ATI Radeon HD 5550

6

AMD Radeon HD 7990 vs NVIDIA GeForce RTX 3080 Ti

7

AMD Radeon HD 7990 vs AMD FireStream 9270

8

AMD Radeon HD 7990 vs AMD Radeon RX 6750 GRE

9

AMD Radeon HD 7990 vs AMD Radeon RX 560D

10

AMD Radeon HD 7990 vs ATI Radeon X1650 GT

Related News

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

World's First! Intel Arc B580 Graphics Card Arrives Early