ATI Radeon X1900 XTX vs HD 6750
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 879 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.15 | no data |
| Power efficiency | 2.22 | no data |
| Architecture | TeraScale 2 (2009−2015) | R500 (2005−2007) |
| GPU code name | Juniper | R580 |
| Market segment | Desktop | Desktop |
| Design | reference | no data |
| Release date | 21 January 2011 (15 years ago) | 24 January 2006 (20 years ago) |
| Launch price (MSRP) | $49.99 | $399 |
Cost-effectiveness evaluation
The higher the ratio, the better. We use the manufacturer's recommended prices.
Performance to price scatter graph
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 720 | no data |
| Core clock speed | no data | 650 MHz |
| Boost clock speed | 900 MHz | no data |
| Number of transistors | 1,040 million | 384 million |
| Manufacturing process technology | 40 nm | 90 nm |
| Power consumption (TDP) | 86 Watt | 135 Watt |
| Texture fill rate | 25.20 | 10.40 |
| Floating-point processing power | 1.008 TFLOPS | no data |
| ROPs | 16 | 16 |
| TMUs | 36 | 16 |
| L1 Cache | 72 KB | no data |
| L2 Cache | 256 KB | no data |
Form factor & compatibility
Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
| Bus support | PCIe 2.0 x16 | no data |
| Interface | PCIe 2.0 x16 | PCIe 1.0 x16 |
| Length | 170 mm | 242 mm |
| Width | 2-slot | 2-slot |
| Supplementary power connectors | 1x 6-pin | 1x 6-pin |
VRAM capacity and type
Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.
| Memory type | GDDR5 | GDDR3 |
| Maximum RAM amount | 2 GB | 512 MB |
| Memory bus width | 128 Bit | 256 Bit |
| Memory clock speed | 1050 MHz | 775 MHz |
| Memory bandwidth | 73.6 GB/s | 49.6 GB/s |
Connectivity and outputs
This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.
| Display Connectors | 2x DVI, 1x HDMI, 2x mini-DisplayPort | 2x DVI, 1x S-Video |
| Eyefinity | + | - |
| HDMI | + | - |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| CrossFire | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | DirectX® 11 | 9.0c (9_3) |
| Shader Model | 5.0 | 3.0 |
| OpenGL | 4.4 | 2.1 (full) 3.0 (partial) |
| OpenCL | 1.2 | N/A |
| Vulkan | - | N/A |
Pros & cons summary
| Recency | 21 January 2011 | 24 January 2006 |
| Maximum RAM amount | 2 GB | 512 MB |
| Chip lithography | 40 nm | 90 nm |
| Power consumption (TDP) | 86 Watt | 135 Watt |
HD 6750 has an age advantage of 4 years, a 300% higher maximum VRAM amount, a 125% more advanced lithography process, and 57% lower power consumption.
We couldn't decide between Radeon HD 6750 and Radeon X1900 XTX. We've got no test results to judge.
Other comparisons
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