AMD Radeon RX 6700S vs ATI Mobility Radeon HD 4870

VS

AMD Radeon RX 6700S

ATI Mobility Radeon HD 4870

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6700S and 512MB VRAM Mobility Radeon HD 4870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6700S 's Advantages

Released 13 years late

Boost Clock2000MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (224.0GB/s vs 56.83GB/s)

992 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6700S +714%

7.168 TFLOPS

Mobility Radeon HD 4870

0.88 TFLOPS

Radeon RX 6700S

VS

Mobility Radeon HD 4870

Graphics Card

Jan 2022

Release Date

Jan 2009

Mobility Radeon

Generation

M9x

Mobile

Type

Mobile

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1700 MHz

Base Clock

-

2000 MHz

Boost Clock

-

1750 MHz

Memory Clock

888 MHz

Memory

8GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

128bit

Memory Bus

256bit

224.0GB/s

Bandwidth

56.83GB/s

Render Config

28

Compute Units

10

-

1792

Shading Units

800

112

TMUs

40

64

ROPs

16

-

28

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

32 MB

L3 Cache

-

Theoretical Performance

128.0 GPixel/s

Pixel Rate

8.800 GPixel/s

224.0 GTexel/s

Texture Rate

22.00 GTexel/s

14.34 TFLOPS

FP16 (half)

-

7.168 TFLOPS

FP32 (float)

880.0 GFLOPS

448.0 GFLOPS

FP64 (double)

176.0 GFLOPS

Board Design

80W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

M98

-

GPU Variant

M98 XT L2 (216-0732023)

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

55 nm

11.06 billion

Transistors

0.956 billion

237 mm²

Die Size

256 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

6.5

Shader Model

4.1

Related GPU Comparisons

1

AMD Radeon RX 6700S vs AMD Radeon HD 7730M

2

AMD Radeon RX 6700S vs ATI Mobility Radeon HD 2700

3

AMD Radeon RX 6700S vs Intel Iris Xe MAX Graphics

4

AMD Radeon RX 6700S vs NVIDIA GeForce GTX 950M Mac Edition

5

AMD Radeon RX 6700S vs NVIDIA RTX A5000 Max-Q

6

AMD Radeon RX 6700S vs ATI Mobility Radeon HD 5430

7

AMD Radeon RX 6700S vs NVIDIA GeForce 710A

8

AMD Radeon RX 6700S vs NVIDIA GeForce GTX 1070 Mobile

9

AMD Radeon RX 6700S vs ATI Mobility Radeon HD 5450

10

AMD Radeon RX 6700S vs ATI Mobility Radeon HD 540v

Related News

1

CXMT Reportedly Achieves 80% Yield in DDR5 Production

2

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

3

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

4

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

5

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

6

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

7

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

8

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

9

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

10

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage