AMD Radeon HD 6870 X2 vs AMD Radeon RX 7700 XT

VS

AMD Radeon HD 6870 X2 AMD Radeon RX 7700 XT

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 X2 and 12GB VRAM Radeon RX 7700 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7700 XT 's Advantages

Released 12 years and 1 months late

Boost Clock2544MHz

More VRAM (12GB vs 1GB)

Larger VRAM bandwidth (432.0GB/s vs 134.4GB/s)

2336 additional rendering cores

Lower TDP (245W vs 300W)

Score

Benchmark

FP32 (float)

Radeon HD 6870 X2

2.016 TFLOPS

Radeon RX 7700 XT +1644%

35.17 TFLOPS

Radeon HD 6870 X2

VS

Radeon RX 7700 XT

Graphics Card

Jul 2011

Release Date

Aug 2023

Northern Islands

Generation

Navi III

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1435 MHz

-

Boost Clock

2544 MHz

1050 MHz

Memory Clock

2250 MHz

Memory

1024MB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

192bit

134.4GB/s

Bandwidth

432.0GB/s

Render Config

-

SM Count

-

14

Compute Units

54

1120

Shading Units

3456

56

TMUs

216

32

ROPs

96

-

Tensor Cores

-

RT Cores

54

8 KB (per CU)

L1 Cache

128 KB per Array

512 KB

L2 Cache

2 MB

Theoretical Performance

28.80 GPixel/s

Pixel Rate

244.2 GPixel/s

50.40 GTexel/s

Texture Rate

549.5 GTexel/s

-

FP16 (half)

70.34 TFLOPS

2.016 TFLOPS

FP32 (float)

35.17 TFLOPS

-

FP64 (double)

1099 GFLOPS

Graphics Processor

Barts

GPU Name

Navi 32

Barts XT (215-0798000)

GPU Variant

Navi 32 XL (215-180000076)

TeraScale 2

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

5 nm

1.7 billion

Transistors

28.1 billion

255 mm²

Die Size

346 mm²

Board Design

300W

TDP

245W

700 W

Suggested PSU

550 W

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

Outputs

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

-

Power Connectors

2x 8-pin

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

2.2

N/A

Vulkan

1.3

-

CUDA

-

5.0

Shader Model

6.7

Related GPU Comparisons

1

AMD Radeon HD 6870 X2 vs ATI Radeon X1600 XT Dual

2

AMD Radeon HD 6870 X2 vs AMD Radeon R9 Nano

3

AMD Radeon HD 6870 X2 vs NVIDIA GeForce GTX 460 X2

4

AMD Radeon HD 6870 X2 vs ATI Radeon HD 4550

5

AMD Radeon HD 6870 X2 vs NVIDIA A16 PCIe

6

AMD Radeon HD 6870 X2 vs AMD Radeon HD 7750

7

AMD Radeon HD 6870 X2 vs Intel Arc A380

8

AMD Radeon HD 6870 X2 vs AMD Radeon HD 6750

9

AMD Radeon HD 6870 X2 vs NVIDIA PG506 232

10

AMD Radeon HD 6870 X2 vs ATI Radeon HD 2400 PRO AGP

Related News

1

Intel Z890 Motherboard Specs Leaked: Farewell to DDR4 Memory

2

AMD Ryzen 9000 Series Now Available for Pre-order in Europe: 9950X Priced at €660, Shipping by August 2

3

AMD's Latest Breakthrough Technology Could Change the Game in the Future

4

Researchers Utilize NVIDIA Omniverse Platform to Analyze and Improve 3D Stacked Chip Designs

5

TSMC to Receive Over 60 EUV Lithography Machines Over the Next Two Years, Investing More Than $12.3 Billion

6

Samsung's Own 3nm Yield is Disheartening: Galaxy S25 May Introduce MediaTek for the First Time

7

AMD Ryzen 9000 DDR5 Memory Frequency Soars: Reaches 8000MHz with All Four Slots Occupied

8

Snapdragon 8 Gen 4 to Feature Frame Interpolation for GPU: A Game-Changing Experience

9

Intel Adds 5 New Device IDs to Latest Linux Xe Kernel in Preparation for Battlemage

10

Ryzen AI 9 365 Benchmark Results Leaked: Significant Improvements in Multi-Core and IPC Performance Over Previous Generation