NVIDIA GeForce RTX 5070 Ti Mobile vs AMD Radeon HD 6450M

VS

NVIDIA GeForce RTX 5070 Ti Mobile

AMD Radeon HD 6450M

We compared two Mobile platform GPUs: 12GB VRAM GeForce RTX 5070 Ti Mobile and 1024MB VRAM Radeon HD 6450M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5070 Ti Mobile 's Advantages

Released 14 years late

Boost Clock2520MHz

More VRAM (12GB vs 1024GB)

Larger VRAM bandwidth (760.8GB/s vs 12.80GB/s)

6240 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 5070 Ti Mobile +16702%

32.26 TFLOPS

Radeon HD 6450M

0.192 TFLOPS

GeForce RTX 5070 Ti Mobile

VS

Radeon HD 6450M

Graphics Card

Jan 2025

Release Date

Jan 2011

GeForce 50 Mobile

Generation

Vancouver

Mobile

Type

Mobile

PCIe 5.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2235 MHz

Base Clock

-

2520 MHz

Boost Clock

-

2500 MHz

Memory Clock

800 MHz

Memory

12GB

Memory Size

1024MB

GDDR7

Memory Type

DDR3

192bit

Memory Bus

64bit

760.8GB/s

Bandwidth

12.80GB/s

Render Config

-

Compute Units

2

50

SM Count

-

6400

Shading Units

160

200

TMUs

8

64

ROPs

4

200

Tensor Cores

-

50

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

40 MB

L2 Cache

128 KB

-

Theoretical Performance

161.3 GPixel/s

Pixel Rate

2.400 GPixel/s

504.0 GTexel/s

Texture Rate

4.800 GTexel/s

32.26 TFLOPS

FP16 (half)

-

32.26 TFLOPS

FP32 (float)

192.0 GFLOPS

504.0 GFLOPS

FP64 (double)

-

Board Design

140W

TDP

Unknown

550 W

Suggested PSU

-

1x HDMI 2.13x DisplayPort 1.4a

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

GB205

GPU Name

Seymour

GB205

GPU Variant

Seymour PRO S3 (216-0809024)

Blackwell 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

4 nm

Process Size

40 nm

Unknown

Transistors

0.37 billion

Unknown

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

10.1

CUDA

-

6.8

Shader Model

5.0

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