AMD Radeon RX 6800 XT vs AMD Radeon HD 7970 X2

VS

AMD Radeon RX 6800 XT

AMD Radeon HD 7970 X2

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6800 XT and 3GB VRAM Radeon HD 7970 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800 XT 's Advantages

Released 8 years and 2 months late

Boost Clock2250MHz

More VRAM (16GB vs 3GB)

Larger VRAM bandwidth (512.0GB/s vs 264.0GB/s)

2560 additional rendering cores

Lower TDP (300W vs 500W)

Score

Benchmark

FP32 (float)

Radeon RX 6800 XT +447%

20.74 TFLOPS

Radeon HD 7970 X2

3.789 TFLOPS

Radeon RX 6800 XT

VS

Radeon HD 7970 X2

Graphics Card

Oct 2020

Release Date

Aug 2012

Navi II

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1825 MHz

Base Clock

-

2250 MHz

Boost Clock

-

2000 MHz

Memory Clock

1375 MHz

Memory

16GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

384bit

512.0GB/s

Bandwidth

264.0GB/s

Render Config

72

Compute Units

32

-

4608

Shading Units

2048

288

TMUs

128

ROPs

32

-

72

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

768 KB

128 MB

L3 Cache

-

Theoretical Performance

288.0 GPixel/s

Pixel Rate

29.60 GPixel/s

648.0 GTexel/s

Texture Rate

118.4 GTexel/s

41.47 TFLOPS

FP16 (half)

-

20.74 TFLOPS

FP32 (float)

3.789 TFLOPS

1296 GFLOPS

FP64 (double)

947.2 GFLOPS

Board Design

300W

TDP

500W

700 W

Suggested PSU

900 W

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

Outputs

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

2x 8-pin

Power Connectors

3x 8-pin

Graphics Processor

Navi 21

GPU Name

New Zealand

Navi 21 XT (215-121000177)

GPU Variant

-

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

26.8 billion

Transistors

4.313 billion

520 mm²

Die Size

352 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

6.5

Shader Model

5.1

Related GPU Comparisons

1

AMD Radeon RX 6800 XT vs AMD FirePro RG220A

2

AMD Radeon RX 6800 XT vs NVIDIA GeForce RTX 5070 Ti

3

AMD Radeon RX 6800 XT vs NVIDIA GeForce GT 415 OEM

4

AMD Radeon RX 6800 XT vs AMD Radeon RX Vega 64 Liquid Cooling

5

AMD Radeon RX 6800 XT vs NVIDIA GeForce GTX 680

6

AMD Radeon RX 6800 XT vs NVIDIA GeForce GTX 555 OEM

7

AMD Radeon RX 6800 XT vs NVIDIA GeForce 310 OEM

8

AMD Radeon RX 6800 XT vs AMD Radeon RX 7600 XT

9

AMD Radeon RX 6800 XT vs ATI Radeon X1950 GT AGP

10

AMD Radeon RX 6800 XT vs ATI FirePro V3800

Related News

1

AMD's Thunderous Strike: Ryzen 9 9950X3D Performance Scores Revealed for the First Time!

2

Continuous Decline in DRAM Memory Prices: Downward Trend Intensifies

3

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

4

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

5

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

6

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

7

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

8

CXMT Reportedly Achieves 80% Yield in DDR5 Production

9

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

10

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