AMD Radeon RX 6950 XT vs ATI Radeon HD 3690

VS

AMD Radeon RX 6950 XT

ATI Radeon HD 3690

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6950 XT and 256MB VRAM Radeon HD 3690 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6950 XT 's Advantages

Released 14 years and 2 months late

Boost Clock2310MHz

More VRAM (16GB vs 256GB)

Larger VRAM bandwidth (576.0GB/s vs 26.56GB/s)

4800 additional rendering cores

ATI Radeon HD 3690 's Advantages

Lower TDP (75W vs 335W)

Score

Benchmark

FP32 (float)

Radeon RX 6950 XT +5412%

23.65 TFLOPS

Radeon HD 3690

0.429 TFLOPS

Radeon RX 6950 XT

VS

Radeon HD 3690

Graphics Card

May 2022

Release Date

Mar 2008

Navi II

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1860 MHz

Base Clock

-

2310 MHz

Boost Clock

-

2250 MHz

Memory Clock

830 MHz

Memory

16GB

Memory Size

256MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

128bit

576.0GB/s

Bandwidth

26.56GB/s

Render Config

80

Compute Units

4

-

5120

Shading Units

320

TMUs

16

128

ROPs

16

-

80

RT Cores

-

128 KB per Array

L1 Cache

-

4 MB

L2 Cache

128 KB

128 MB

L3 Cache

-

Theoretical Performance

295.7 GPixel/s

Pixel Rate

10.72 GPixel/s

739.2 GTexel/s

Texture Rate

10.72 GTexel/s

47.31 TFLOPS

FP16 (half)

-

23.65 TFLOPS

FP32 (float)

428.8 GFLOPS

1478 GFLOPS

FP64 (double)

85.76 GFLOPS

Board Design

335W

TDP

75W

700 W

Suggested PSU

250 W

1x HDMI 2.1 2x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Navi 21

GPU Name

RV670

Navi 21 KXTX (215-121000289)

GPU Variant

RV670 PRO (215-0708003)

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

55 nm

26.8 billion

Transistors

0.666 billion

520 mm²

Die Size

192 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3 (full) 4.0 (partial)

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

6.5

Shader Model

4.1

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