NVIDIA GeForce RTX 3070 6144 SP vs AMD Radeon HD 6450

VS

NVIDIA GeForce RTX 3070 6144 SP

AMD Radeon HD 6450

We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 3070 6144 SP and 512MB VRAM Radeon HD 6450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3070 6144 SP 's Advantages

Boost Clock1770MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (448.0GB/s vs 25.60GB/s)

5984 additional rendering cores

AMD Radeon HD 6450 's Advantages

Lower TDP (18W vs 290W)

Score

Benchmark

FP32 (float)

GeForce RTX 3070 6144 SP +10775%

21.75 TFLOPS

Radeon HD 6450

0.2 TFLOPS

GeForce RTX 3070 6144 SP

VS

Radeon HD 6450

Graphics Card

Unknown

Release Date

Apr 2011

GeForce 30

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1740 MHz

Base Clock

-

1770 MHz

Boost Clock

-

1750 MHz

Memory Clock

800 MHz

Memory

8GB

Memory Size

512MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

64bit

448.0GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

2

48

SM Count

-

6144

Shading Units

160

192

TMUs

8

96

ROPs

4

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

128 KB

-

Theoretical Performance

169.9 GPixel/s

Pixel Rate

2.500 GPixel/s

339.8 GTexel/s

Texture Rate

5.000 GTexel/s

21.75 TFLOPS

FP16 (half)

-

21.75 TFLOPS

FP32 (float)

200.0 GFLOPS

339.8 GFLOPS

FP64 (double)

-

Board Design

290W

TDP

18W

600 W

Suggested PSU

200 W

1x HDMI 2.13x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 8-pin

Power Connectors

None

Graphics Processor

GA104

GPU Name

Caicos

-

GPU Variant

Caicos PRO

Ampere

Architecture

TeraScale 2

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

17.4 billion

Transistors

0.37 billion

392 mm²

Die Size

67 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

8.6

CUDA

-

6.8

Shader Model

5.0

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