ATI Mobility Radeon HD 4850 X2 vs GeForce PCX 4300
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Celsius (1999−2005) | TeraScale (2005−2013) |
| GPU code name | NV19 | M98 |
| Market segment | Desktop | Laptop |
| Release date | 19 February 2004 (21 years ago) | 9 January 2009 (16 years ago) |
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 | no data | 800 ×2 |
| Core clock speed | 250 MHz | 500 MHz |
| Number of transistors | 29 million | 956 million |
| Manufacturing process technology | 150 nm | 55 nm |
| Texture fill rate | 0.5 | 20.00 ×2 |
| Floating-point processing power | no data | 0.8 TFLOPS ×2 |
| ROPs | 2 | 16 ×2 |
| TMUs | 2 | 40 ×2 |
| L1 Cache | no data | 160 KB |
| L2 Cache | no data | 256 KB |
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).
| Interface | PCIe 1.0 x16 | PCIe 2.0 x16 |
| Width | 1-slot | no data |
| Supplementary power connectors | None | no data |
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 | DDR | GDDR5 |
| Maximum RAM amount | 64 MB | 1 GB ×2 |
| Memory bus width | 64 Bit | 256 Bit ×2 |
| Memory clock speed | 166 MHz | 700 MHz |
| Memory bandwidth | 2.656 GB/s | 89.6 GB/s ×2 |
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 | 1x DVI, 1x VGA, 1x S-Video | No outputs |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 8.0 | 10.1 (10_1) |
| Shader Model | no data | 4.1 |
| OpenGL | 1.3 | 3.3 |
| OpenCL | N/A | 1.1 |
| Vulkan | N/A | N/A |
Pros & cons summary
| Recency | 19 February 2004 | 9 January 2009 |
| Maximum RAM amount | 64 MB | 1 GB |
| Chip lithography | 150 nm | 55 nm |
ATI Mobility HD 4850 X2 has an age advantage of 4 years, a 1500% higher maximum VRAM amount, and a 172.7% more advanced lithography process.
We couldn't decide between GeForce PCX 4300 and Mobility Radeon HD 4850 X2. We've got no test results to judge.
Be aware that GeForce PCX 4300 is a desktop graphics card while Mobility Radeon HD 4850 X2 is a notebook one.
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