NVIDIA GeForce RTX 4080 12 GB vs ATI Radeon HD 3450 PCI

VS

NVIDIA GeForce RTX 4080 12 GB

ATI Radeon HD 3450 PCI

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 4080 12 GB and 512MB VRAM Radeon HD 3450 PCI 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 512GB)

Larger VRAM bandwidth (504.2GB/s vs 6.400GB/s)

7640 additional rendering cores

ATI Radeon HD 3450 PCI 's Advantages

Lower TDP (25W vs 285W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 12 GB +83420%

40.09 TFLOPS

Radeon HD 3450 PCI

0.048 TFLOPS

GeForce RTX 4080 12 GB

VS

Radeon HD 3450 PCI

Graphics Card

Unknown

Release Date

Jan 2008

GeForce 40

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCI

Clock Speeds

2310 MHz

Base Clock

-

2610 MHz

Boost Clock

-

1313 MHz

Memory Clock

400 MHz

Memory

12GB

Memory Size

512MB

GDDR6X

Memory Type

DDR2

192bit

Memory Bus

64bit

504.2GB/s

Bandwidth

6.400GB/s

Render Config

-

Compute Units

2

60

SM Count

-

7680

Shading Units

40

240

TMUs

4

80

ROPs

4

240

Tensor Cores

-

60

RT Cores

-

128 KB (per SM)

L1 Cache

-

48 MB

L2 Cache

64 KB

-

Theoretical Performance

208.8 GPixel/s

Pixel Rate

2.400 GPixel/s

626.4 GTexel/s

Texture Rate

2.400 GTexel/s

40.09 TFLOPS

FP16 (half)

-

40.09 TFLOPS

FP32 (float)

48.00 GFLOPS

626.4 GFLOPS

FP64 (double)

-

Board Design

285W

TDP

25W

600 W

Suggested PSU

200 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x S-Video

1x 16-pin

Power Connectors

None

Graphics Processor

AD104

GPU Name

RV620

AD104-400-A1

GPU Variant

RV620 LE

Ada Lovelace

Architecture

TeraScale

TSMC

Foundry

TSMC

4 nm

Process Size

55 nm

35.8 billion

Transistors

0.181 billion

295 mm²

Die Size

67 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.3

Vulkan

N/A

8.9

CUDA

-

6.6

Shader Model

4.1

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