Radeon HD 6970M Mac Edition

Graphics Card Radeon HD 6970M Mac Edition — Specifications, Tests & Benchmarks
AMD

Radeon HD 6970M Mac Edition

Amd HD 6900M Blackcomb 25.08.2011 2 GB GDDR5 256 bit 75W
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Performance
Synthetic Score
2,270
Efficiency
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Radeon HD 6970M Mac Edition is a powerful solution from AMD based on the TeraScale 2 architecture, released on 25.08.2011. The graphics processor is manufactured using a modern process. The 212 mm² die contains approximately 1.7 billion transistorsistors transistors. The model's computational arsenal includes 960 universal processors. Also available are 0 specialized cores for ray rendering and 0 cores for accelerating artificial intelligence. The GDDR5 video memory capacity is 2 GB. Thanks to the 256 bit-bit bus, bandwidth reaches 115.20 GB/s, eliminating delays when working with demanding textures. The graphics chip operates at a base clock of 680 MHz with dynamic acceleration capability up to 0 MHz. The card's power consumption (TDP) is stated at 75 W. The manufacturer recommends using a power supply unit with a wattage of at least 0 W.

General Information

Release Date 25.08.2011
Usage Class gpu.usage_class.values.light_gaming
Market Segment Mobile / Laptop
Series Amd HD 6900M
GPU Variant Blackcomb XT (216-0811000)

GPU

Architecture TeraScale 2
Codename Blackcomb
Process Node 40 nm (TSMC)
Transistor Count 1,700,000.0 million
Die Size 212 mm²
Transistor Density 8,000,000 million / mm²

Rendering Configuration

Shading Units (ALU) 960
Texture Mapping Units (TMU) 48
Render Output Units (ROP) 32
Compute Units (SM/CU) 12

Clock Speeds

Base Clock 680 MHz
Memory Clock (Actual) 900 MHz
Memory Clock (Effective) 3600 MHz

Memory

Memory Capacity 2 GB
Memory Type GDDR5
Memory Bus 256 bit bit
Memory Bandwidth 115.20 GB/s

Cache Memory

L1 Cache 96 KB
L2 Cache 512 KB

Board Design & Power

Interface MXM-B (3.0)
Slot Width 0
Power Consumption (TDP) 75 W
Board Number C296

API Support

DirectX 11.2 (11_0)
OpenGL 4.4
OpenCL
Shader Model

Theoretical Performance

Pixel Fill Rate 21760 GPixel/s
Texture Fill Rate 32640 GTexel/s
FP32 Performance (Float) 1.31 TFLOPS

Synthetic Tests & Benchmarks

TPU Index Score 2.58%
Performance Tier entry

How this graphics card performs in games

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