NVIDIA GeForce RTX 4080 12 GB vs AMD Radeon HD 6670

VS

NVIDIA GeForce RTX 4080 12 GB

AMD Radeon HD 6670

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 4080 12 GB and 1024MB VRAM Radeon HD 6670 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 12 GB 's Advantages

Boost Clock2610MHz

More VRAM (12GB vs 1024GB)

Larger VRAM bandwidth (504.2GB/s vs 64.00GB/s)

7200 additional rendering cores

AMD Radeon HD 6670 's Advantages

Lower TDP (66W vs 285W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 12 GB +5120%

40.09 TFLOPS

Radeon HD 6670

0.768 TFLOPS

GeForce RTX 4080 12 GB

VS

Radeon HD 6670

Graphics Card

Unknown

Release Date

Apr 2011

GeForce 40

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2310 MHz

Base Clock

-

2610 MHz

Boost Clock

-

1313 MHz

Memory Clock

1000 MHz

Memory

12GB

Memory Size

1024MB

GDDR6X

Memory Type

GDDR5

192bit

Memory Bus

128bit

504.2GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

6

60

SM Count

-

7680

Shading Units

480

240

TMUs

24

80

ROPs

8

240

Tensor Cores

-

60

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

48 MB

L2 Cache

256 KB

-

Theoretical Performance

208.8 GPixel/s

Pixel Rate

6.400 GPixel/s

626.4 GTexel/s

Texture Rate

19.20 GTexel/s

40.09 TFLOPS

FP16 (half)

-

40.09 TFLOPS

FP32 (float)

768.0 GFLOPS

626.4 GFLOPS

FP64 (double)

-

Board Design

285W

TDP

66W

600 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 16-pin

Power Connectors

None

Graphics Processor

AD104

GPU Name

Turks

AD104-400-A1

GPU Variant

Turks XT (215-0803000)

Ada Lovelace

Architecture

TeraScale 2

TSMC

Foundry

TSMC

4 nm

Process Size

40 nm

35.8 billion

Transistors

0.716 billion

295 mm²

Die Size

118 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

8.9

CUDA

-

6.6

Shader Model

5.0

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