AMD Radeon R9 280 vs AMD Radeon RX 6700

VS

We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 280 and 10GB VRAM Radeon RX 6700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6700 's Advantages

Released 7 years and 3 months late

Boost Clock has increased by 163% (2450MHz vs 933MHz)

More VRAM (10GB vs 3GB)

Larger VRAM bandwidth (320.0GB/s vs 240.0GB/s)

512 additional rendering cores

Lower TDP (175W vs 200W)

Score

Benchmark

FP32 (float)

Radeon R9 280

3.344 TFLOPS

Radeon RX 6700 +237%

11.29 TFLOPS

3DMark Time Spy

Radeon R9 280

2009

Radeon RX 6700 +454%

11141

Radeon R9 280

VS

Radeon RX 6700

Graphics Card

Mar 2014

Release Date

Jun 2021

Volcanic Islands

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

827 MHz

Base Clock

1941 MHz

933 MHz

Boost Clock

2450 MHz

1250 MHz

Memory Clock

2000 MHz

Memory

3GB

Memory Size

10GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

160bit

240.0GB/s

Bandwidth

320.0GB/s

Render Config

-

SM Count

-

28

Compute Units

36

1792

Shading Units

2304

112

TMUs

144

32

ROPs

64

-

Tensor Cores

-

RT Cores

36

16 KB (per CU)

L1 Cache

128 KB per Array

768 KB

L2 Cache

3 MB

Theoretical Performance

29.86 GPixel/s

Pixel Rate

156.8 GPixel/s

104.5 GTexel/s

Texture Rate

352.8 GTexel/s

-

FP16 (half)

22.58 TFLOPS

3.344 TFLOPS

FP32 (float)

11.29 TFLOPS

836.0 GFLOPS

FP64 (double)

705.6 GFLOPS

Graphics Processor

Tahiti

GPU Name

Navi 22

Tahiti PRO3 (215-0821330)

GPU Variant

Navi 22 XTL

GCN 1.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

4.313 billion

Transistors

17.2 billion

352 mm²

Die Size

335 mm²

Board Design

200W

TDP

175W

550 W

Suggested PSU

450 W

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

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

1x 8-pin

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

CUDA

-

5.1

Shader Model

6.5

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