AMD Radeon HD 7850M videocard review

AMD Radeon HD 7850M

Radeon HD 7850M videocard released by AMD; release date: 24 April 2012. The videocard is designed for laptop-computers and based on GCN 1.0 microarchitecture codenamed Heathrow.

Core clock speed - 675 MHz. Texture fill rate - 27 GTexel / s. Pipelines - 640. Floating-point performance - 864.0 gflops. Manufacturing process technology - 28 nm. Transistors count - 1,500 million. Power consumption (TDP) - 40 Watt.

Memory type: GDDR5. Maximum RAM amount - 2 GB. Memory bus width - 128 Bit. Memory clock speed - 4000 MHz. Memory bandwidth - 64 GB / s. Shared memory - 0.

Benchmarks

PassMark
G3D Mark
Top 1 GPU
This GPU
38582
1373
PassMark
G2D Mark
Top 1 GPU
This GPU
1295
566
Name Value
PassMark - G3D Mark 1373
PassMark - G2D Mark 566

Specifications (specs)

Essentials

Architecture GCN 1.0
Code name Heathrow
Launch date 24 April 2012
Place in performance rating 231
Type Laptop

Technical info

Core clock speed 675 MHz
Floating-point performance 864.0 gflops
Manufacturing process technology 28 nm
Pipelines 640
Texture fill rate 27 GTexel / s
Thermal Design Power (TDP) 40 Watt
Transistor count 1,500 million

Video outputs and ports

Display Connectors No outputs

Compatibility, dimensions and requirements

Interface PCIe 3.0 x16
Laptop size large

API support

DirectX 12.0 (11_1)
OpenGL 4.5

Memory

Maximum RAM amount 2 GB
Memory bandwidth 64 GB / s
Memory bus width 128 Bit
Memory clock speed 4000 MHz
Memory type GDDR5
Shared memory 0