AMD Radeon HD 6990M: GPU Specs & Benchmarks

The Radeon HD 6990M is a graphics card by AMD, built on the 40 nm process and based on the Blackcomb graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.

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Graphics Processor (GPU)

GPU Name
Blackcomb
Model number
Blackcomb XTX
(216-0811030)
Architecture
TeraScale 2
Foundry
TSMC
Process Size
40 nm
Transistors
1,700 million
Die Size
212 mm²

Graphics Card

Release Date
Jul 12th, 2011
Family
Vancouver
(HD 6900M)
Production
End-of-life
Predecessor
Manhattan
Bus Interface
MXM-B (3.0)

Memory

Memory Size
2 GB
Memory Type
GDDR5
Memory Bus
256 bit
Bandwidth
115.2 GB/s

Performance

Pixel fillrate
22.88 GPixel/s
Texture fillrate
40.04 GTexel/s
FP32 (float) performance
1.602 TFLOPS

Clock Speeds

Memory Clock
900 MHz
3.6 Gbps effective
GPU Clock
715 MHz

Render Config

Shading Units
1120
TMUs
56
ROPs
32
Compute Units
14
L1 Cache
8 KB (per CU)
L2 Cache
512 KB

Board Design

Slot Width
MXM Module
Thermal design power (TDP)
100 W
Display Connectors
No outputs
Power Connectors
None
Board Number
C296

API support

DirectX
11.2 (11_0)
OpenGL
4.4
OpenCL
1.2
Vulkan
N/A
Shader Model
5.0
Radeon HD 6990M
AMD Radeon HD 6990M: GPU Specs & Benchmarks