AMD Radeon HD 6670 vs NVIDIA GeForce RTX 5080

VS

AMD Radeon HD 6670

NVIDIA GeForce RTX 5080

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6670 and 16GB VRAM GeForce RTX 5080 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6670 's Advantages

Lower TDP (66W vs 350W)

NVIDIA GeForce RTX 5080 's Advantages

Released 13 years and 9 months late

Boost Clock2520MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (973.8GB/s vs 64.00GB/s)

10272 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6670

0.768 TFLOPS

GeForce RTX 5080 +6955%

54.19 TFLOPS

Radeon HD 6670

VS

GeForce RTX 5080

Graphics Card

Apr 2011

Release Date

Jan 2025

Northern Islands

Generation

GeForce 50

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

-

Base Clock

2235 MHz

-

Boost Clock

2520 MHz

1000 MHz

Memory Clock

2400 MHz

Memory

1024MB

Memory Size

16GB

GDDR5

Memory Type

GDDR7

128bit

Memory Bus

256bit

64.00GB/s

Bandwidth

973.8GB/s

Render Config

6

Compute Units

-

SM Count

84

480

Shading Units

10752

24

TMUs

336

8

ROPs

128

-

Tensor Cores

336

-

RT Cores

84

8 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

64 MB

-

Theoretical Performance

6.400 GPixel/s

Pixel Rate

322.6 GPixel/s

19.20 GTexel/s

Texture Rate

846.7 GTexel/s

-

FP16 (half)

54.19 TFLOPS

768.0 GFLOPS

FP32 (float)

54.19 TFLOPS

-

FP64 (double)

846.7 GFLOPS

Board Design

66W

TDP

350W

250 W

Suggested PSU

750 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x HDMI 2.1 3x DisplayPort 2.1a

None

Power Connectors

1x 16-pin

Graphics Processor

Turks

GPU Name

GB203

Turks XT (215-0803000)

GPU Variant

GB203-400-A1

TeraScale 2

Architecture

Blackwell 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

0

0.716 billion

Transistors

Unknown

118 mm²

Die Size

377 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

10.1

5.0

Shader Model

6.8

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