AMD Radeon HD 7870M Graphics Card

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Learn more about AMD Radeon HD 7870M:

Specifications

Generation
London (HD 7800M)
GPU model
Heathrow
Interface
PCIe 3.0 x16
GPU clock
800 MHz
Memory size
2 GB
DirectX
12 (11_1)
Release date
Apr 24th, 2012

Graphics Processor

GPU model
Heathrow
GPU variant
Heathrow XT (216-0835033)
Architecture
GCN 1.0
Foundry
TSMC
Manufacturing process
28 nm
Number of transistors
1,500 million
Die size
123 mm²

Mobile graphics

Release date
Apr 24th, 2012
Generation
London (HD 7800M)
Production
End-of-life
Interface
PCIe 3.0 x16
Predecessor
Vancouver
Successor
Solar System

Clocks

GPU clock
800 MHz
Memory clock
1000 MHz 4 Gbps effective

Memory Configuration

Memory size
2 GB
Memory type
GDDR5
Memory bus width
128 bit
Bandwidth
64.00 GB/s

Render Configuration

Shading units
640
TMUs
40
ROPs
16
Compute units
10
Cache L1
16 KB (per CU)
Cache L2
256 KB

Performance

Pixel rate
12.80 GPixel/s
Texture rate
32.00 GTexel/s
FP32 (float) performance
1,024 GFLOPS
FP64 (double) performance
64.00 GFLOPS (1:16)

Dimensions & Outputs

TDP
45 W
Outputs
No outputs

API Support & Features

DirectX
12 (11_1)
OpenGL
4.6
OpenCL
1.2
Vulkan
1.2
Shader model
5.1

Drivers

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Benchmark & Performance

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Gaming

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