AMD Radeon HD 7790 vs AMD Radeon RX 6900 XT

VS

AMD Radeon HD 7790

AMD Radeon RX 6900 XT

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7790 and 16GB VRAM Radeon RX 6900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7790 's Advantages

Lower TDP (85W vs 300W)

AMD Radeon RX 6900 XT 's Advantages

Released 7 years and 7 months late

Boost Clock2250MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 96.00GB/s)

4224 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7790

1.792 TFLOPS

Radeon RX 6900 XT +1185%

23.04 TFLOPS

Radeon HD 7790

VS

Radeon RX 6900 XT

Graphics Card

Mar 2013

Release Date

Oct 2020

Southern Islands

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1825 MHz

-

Boost Clock

2250 MHz

1500 MHz

Memory Clock

2000 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

96.00GB/s

Bandwidth

512.0GB/s

Render Config

14

Compute Units

80

-

896

Shading Units

5120

56

TMUs

320

16

ROPs

128

-

RT Cores

80

16 KB (per CU)

L1 Cache

128 KB per Array

256 KB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

16.00 GPixel/s

Pixel Rate

288.0 GPixel/s

56.00 GTexel/s

Texture Rate

720.0 GTexel/s

-

FP16 (half)

46.08 TFLOPS

1.792 TFLOPS

FP32 (float)

23.04 TFLOPS

112.0 GFLOPS

FP64 (double)

1440 GFLOPS

Board Design

85W

TDP

300W

250 W

Suggested PSU

700 W

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

Outputs

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

1x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

Bonaire

GPU Name

Navi 21

Bonaire XT (215-0839039)

GPU Variant

Navi 21 XTX (215-121000167)

GCN 2.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

2.08 billion

Transistors

26.8 billion

160 mm²

Die Size

520 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.0

OpenCL

2.1

1.2

Vulkan

1.3

-

6.3

Shader Model

6.5

Related GPU Comparisons

1

AMD Radeon HD 7790 vs NVIDIA GeForce GT 1010 DDR4

2

AMD Radeon HD 7790 vs NVIDIA GeForce GTX 260

3

AMD Radeon HD 7790 vs AMD Radeon Pro V620

4

AMD Radeon HD 7790 vs MTT S80

5

AMD Radeon HD 7790 vs AMD Radeon RX 550 512SP

6

AMD Radeon HD 7790 vs NVIDIA GeForce GTX 570 Rev. 2

7

AMD Radeon HD 7790 vs NVIDIA GeForce GTX 760 Ti OEM Rebrand

8

AMD Radeon HD 7790 vs ATI Radeon HD 4350

9

AMD Radeon HD 7790 vs AMD Radeon RX 5500 OEM

10

AMD Radeon HD 7790 vs NVIDIA GeForce GTX 1650

Related News

1

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

2

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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