Radeon HD 6990M Crossfire
AMD
G3D Mark
3,500
MSRP
$699
AVG Price
$150
Performance Spectrum - GPU
About G3D Mark
G3D Mark is a standard benchmark that measures graphics performance in real-world gaming scenarios. It simplifies comparing cards from different brands, where higher scores directly correlate with better fps and smoother gaming experiences.
Overview
The Radeon HD 6990M Crossfire is manufactured by AMD. It was released in July 12 2011. It features the Terascale 2 architecture. The core clock speed is 715 MHz. It has 2240 shading units. The thermal design power (TDP) is 50W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 3,500 points.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (G3D Mark) per dollar. The Radeon HD 6990M Crossfire is positioned at rank #479 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Radeon HD 6990M Crossfire
Technical Analysis
Detailed breakdown of Radeon HD 6990M Crossfire specifications and capabilities.
Graphics Performance
The Radeon HD 6990M Crossfire scores 3,500 in the G3D Mark benchmark (the standard measure of rasterization GPU performance), placing it in the Entry Level tier as a Legacy generation graphics card. It is built on the Terascale 2 (2009−2015) architecture (codename: Blackcomb XTX), manufactured on a 40 nm process— smaller process nodes improve power efficiency and transistor density. It packs 2240 shader units (the primary compute units for rendering pixels).
| Specification | Radeon HD 6990M Crossfire |
|---|---|
| G3D MarkPassMark 3D graphics benchmark score | 3,500 |
| ArchitectureGPU microarchitecture generation | Terascale 2 (2009−2015) |
| CodenameInternal GPU die codename | Blackcomb XTX |
| Manufacturing ProcessFabrication node — smaller = more efficient | 40 nm |
| Shader UnitsCore compute units for rendering/compute | 2240 |
| Base ClockGuaranteed minimum GPU frequency | 715 MHz |
| PCIe InterfaceCPU↔GPU data link generation | PCIe 2.1 x16 |
| Transistor Count | 2x1700 Million |
| Performance RankPosition in global GPU performance ranking | #517 |
Video Memory (VRAM)
The Radeon HD 6990M Crossfire is equipped with 2 GB of GDDR5 video memory connected via a 128-bit memory bus, delivering Unknown of bandwidth. Memory operates at 8 Gbps effective speed.
| Specification | Radeon HD 6990M Crossfire |
|---|---|
| VRAM SizeVideo memory capacity — more = better for high-res textures | 2 GB |
| VRAM TypeMemory technology generation | GDDR5 |
| Memory BusWidth of data path — wider = more bandwidth | 128-bit |
| Memory SpeedEffective memory data rate | 8 Gbps |
| BandwidthMaximum data throughput between GPU and VRAM | Unknown |
Advanced Features & APIs
The Radeon HD 6990M Crossfire supports modern upscaling and frame generation technologies: FidelityFX Super Resolution — these can dramatically boost effective FPS by generating intermediate frames or upscaling from lower internal resolution. Graphics API support: DirectX 11.0, Vulkan N/A, OpenGL 4.4— latest API versions enable the most advanced rendering features like ray tracing and mesh shaders.
| Specification | Radeon HD 6990M Crossfire |
|---|---|
| FSR Frame Generation | ❌ Not Supported |
| AMD Fluid Motion Frames | ❌ Not Supported |
| FidelityFX Super Resolution | ✅ Supported |
| DirectXMicrosoft graphics API version | 11.0 |
| OpenGLLegacy graphics API | 4.4 |
| Compute APIGPGPU framework (CUDA/ROCm/OpenCL) | OpenCL 1.2 |
| Multi-GPUSLI/CrossFire/NVLink support | CrossFire |
Display & Media
Display outputs: DisplayPort 1.2x 0 — supports up to 6 simultaneous displays. Hardware encoder: None, decoder: UVD 3.0— dedicated hardware for video encoding/decoding accelerates streaming, recording, and video playback. Supported codecs: MPEG-2,VC-1,H.264,MPEG-4,MVC.
| Specification | Radeon HD 6990M Crossfire |
|---|---|
| 0 PortsNumber of 0 display connectors | DisplayPort 1.2x |
| Max DisplaysMaximum simultaneously connected monitors | 6 |
| Hardware EncoderVideo encoding engine version | None |
| Hardware DecoderVideo decoding engine version | UVD 3.0 |
| CodecsSupported video compression formats | MPEG-2,VC-1,H.264,MPEG-4,MVC |
Power & Dimensions
The Radeon HD 6990M Crossfire draws 50W under load (TDP) — a 350W PSU minimum is recommended. Power connector: 1x 6-pin. Physical size: 0mm long, 0mm tall, occupying 0 expansion slots, weighing 0g— verify your case has clearance before purchasing. Typical temperatures: 55 at idle, 90 under load.
| Specification | Radeon HD 6990M Crossfire |
|---|---|
| TDPPower consumption under load | 50W |
| Recommended PSUMinimum power supply wattage | 350W |
| Power ConnectorRequired PCIe power cable type | 1x 6-pin |
| Card LengthGPU card length — check case clearance | 0mm |
| Card Height | 0mm |
| Slot WidthExpansion slots occupied | 0-slot |
| Weight | 0g |
| Idle TemperatureTypical temperature at desktop idle | 55 |
| Load TemperatureTypical temperature under gaming load | 90 |
Value Analysis
At an average price of $150 (MSRP: $699), the Radeon HD 6990M Crossfire delivers 23 G3D Mark points per dollar. It holds Rank #479 in the cost-benefit ranking — a comprehensive score that weighs raw performance against current market pricing. Overall performance ranking position: #517 among all indexed GPUs.
| Specification | Radeon HD 6990M Crossfire |
|---|---|
| MSRPManufacturer's Suggested Retail Price | $699 |
| Avg Price (30d)Average market price over the last 30 days | $150 |
| Cost-Benefit RankOverall value ranking position | #479 |
| Performance RankPosition in global GPU performance ranking | #517 |
| Release Date | July 12 2011 |
| Release Year | 2011 |
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