AMD Radeon HD 7850M vs AMD Radeon HD 7870M

VS

AMD Radeon HD 7850M

AMD Radeon HD 7870M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7850M and 2GB VRAM Radeon HD 7870M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7850M 's Advantages

Lower TDP (40W vs 45W)

Score

Benchmark

FP32 (float)

Radeon HD 7850M

0.864 TFLOPS

Radeon HD 7870M +18%

1.024 TFLOPS

Radeon HD 7850M

VS

Radeon HD 7870M

Graphics Card

Apr 2012

Release Date

Apr 2012

London

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

64.00GB/s

Render Config

10

Compute Units

10

-

640

Shading Units

640

40

TMUs

40

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

10.80 GPixel/s

Pixel Rate

12.80 GPixel/s

27.00 GTexel/s

Texture Rate

32.00 GTexel/s

-

864.0 GFLOPS

FP32 (float)

1024 GFLOPS

54.00 GFLOPS

FP64 (double)

64.00 GFLOPS

Board Design

40W

TDP

45W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Heathrow

GPU Name

Heathrow

Heathrow PRO

GPU Variant

Heathrow XT (216-0835033)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

1.5 billion

123 mm²

Die Size

123 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

1.2

Vulkan

1.2

-

5.1

Shader Model

5.1

Related GPU Comparisons

1

AMD Radeon HD 7850M vs NVIDIA GeForce MX150 GP107

2

AMD Radeon HD 7850M vs NVIDIA GeForce GT 750M

3

AMD Radeon HD 7850M vs AMD Radeon HD 6870M

4

AMD Radeon HD 7850M vs NVIDIA NVS 5200M

5

AMD Radeon HD 7850M vs ATI Mobility FireGL V5600

6

AMD Radeon HD 7850M vs NVIDIA GeForce GT 330M Mac Edition

7

AMD Radeon HD 7850M vs NVIDIA GeForce MX450 25W

8

AMD Radeon HD 7850M vs AMD Radeon E9172 MXM

9

AMD Radeon HD 7850M vs NVIDIA GeForce 8400M GS

10

AMD Radeon HD 7850M vs AMD Radeon R7 M260

Related News

1

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

2

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

3

CXMT Reportedly Achieves 80% Yield in DDR5 Production

4

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

5

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

6

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

7

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

8

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

9

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

10

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