GeForce 7900 GX2 vs ATI FireGL V3600
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 | TeraScale (2005−2013) | Curie (2003−2013) |
| GPU code name | RV630 | G71 |
| Market segment | Workstation | Desktop |
| Release date | 28 June 2007 (18 years ago) | 30 April 2006 (19 years ago) |
| Launch price (MSRP) | $299 | $599 |
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 | 120 | no data |
| Core clock speed | 600 MHz | 500 MHz |
| Number of transistors | 390 million | 278 million |
| Manufacturing process technology | 65 nm | 90 nm |
| Power consumption (TDP) | 73 Watt | no data |
| Texture fill rate | 4.800 | 12.00 ×2 |
| Floating-point processing power | 0.144 TFLOPS | no data |
| ROPs | 4 | 16 ×2 |
| TMUs | 8 | 24 ×2 |
| L2 Cache | 64 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).
| Interface | PCIe 1.0 x16 | PCIe 1.0 x16 |
| Length | no data | 312 mm |
| Width | 1-slot | 2-slot |
| Supplementary power connectors | None | 2x 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 | DDR2 | GDDR3 |
| Maximum RAM amount | 256 MB | 512 MB ×2 |
| Memory bus width | 128 Bit | 256 Bit ×2 |
| Memory clock speed | 500 MHz | 600 MHz |
| Memory bandwidth | 16 GB/s | 38.4 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 | No outputs | 2x DVI, 1x S-Video |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 10.0 (10_0) | 9.0c (9_3) |
| Shader Model | 4.0 | 3.0 |
| OpenGL | 3.3 | 2.1 |
| OpenCL | N/A | N/A |
| Vulkan | N/A | N/A |
Pros & cons summary
| Recency | 28 June 2007 | 30 April 2006 |
| Maximum RAM amount | 256 MB | 512 MB |
| Chip lithography | 65 nm | 90 nm |
ATI FireGL V3600 has an age advantage of 1 year, and a 38.5% more advanced lithography process.
7900 GX2, on the other hand, has a 100% higher maximum VRAM amount.
We couldn't decide between FireGL V3600 and GeForce 7900 GX2. We've got no test results to judge.
Be aware that FireGL V3600 is a workstation graphics card while GeForce 7900 GX2 is a desktop one.
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