AMD Radeon RX 6700 XT vs AMD Radeon HD 8860 OEM

VS

AMD Radeon RX 6700 XT

AMD Radeon HD 8860 OEM

We compared two Desktop platform GPUs: 12GB VRAM Radeon RX 6700 XT and 2GB VRAM Radeon HD 8860 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6700 XT 's Advantages

Released 8 years and 2 months late

Boost Clock2581MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (384.0GB/s vs 179.2GB/s)

1280 additional rendering cores

AMD Radeon HD 8860 OEM 's Advantages

Lower TDP (175W vs 230W)

Score

Benchmark

FP32 (float)

Radeon RX 6700 XT +457%

13.21 TFLOPS

Radeon HD 8860 OEM

2.368 TFLOPS

Radeon RX 6700 XT

VS

Radeon HD 8860 OEM

Graphics Card

Mar 2021

Release Date

Jan 2013

Navi II

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2321 MHz

Base Clock

-

2581 MHz

Boost Clock

-

2000 MHz

Memory Clock

1400 MHz

Memory

12GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

256bit

384.0GB/s

Bandwidth

179.2GB/s

Render Config

40

Compute Units

20

-

2560

Shading Units

1280

160

TMUs

80

64

ROPs

32

-

40

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

3 MB

L2 Cache

512 KB

96 MB

L3 Cache

-

Theoretical Performance

165.2 GPixel/s

Pixel Rate

29.60 GPixel/s

413.0 GTexel/s

Texture Rate

74.00 GTexel/s

26.43 TFLOPS

FP16 (half)

-

13.21 TFLOPS

FP32 (float)

2.368 TFLOPS

825.9 GFLOPS

FP64 (double)

148.0 GFLOPS

Board Design

230W

TDP

175W

550 W

Suggested PSU

450 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Navi 22

GPU Name

Curacao

Navi 22 XT (215-127000006)

GPU Variant

Curacao PRO (215-0848000)

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

17.2 billion

Transistors

2.8 billion

335 mm²

Die Size

212 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

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