GeForce 8800 GTS 320 vs GT 420M
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1159 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 3.12 | no data |
| Architecture | Fermi (2010−2014) | Tesla (2006−2010) |
| GPU code name | GF108 | G80 |
| Market segment | Laptop | Desktop |
| Release date | 3 September 2010 (15 years ago) | 12 February 2007 (18 years ago) |
| Launch price (MSRP) | no data | $269 |
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 | 96 | 96 |
| Core clock speed | 500 MHz | 513 MHz |
| Number of transistors | 585 million | 681 million |
| Manufacturing process technology | 40 nm | 90 nm |
| Power consumption (TDP) | 23 Watt | 143 Watt |
| Texture fill rate | 8.000 | 24.62 |
| Floating-point processing power | 0.192 TFLOPS | 0.2281 TFLOPS |
| ROPs | 4 | 20 |
| TMUs | 16 | 24 |
| L1 Cache | 128 KB | no data |
| L2 Cache | 256 KB | 80 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).
| Laptop size | medium sized | no data |
| Interface | PCIe 2.0 x16 | PCIe 1.0 x16 |
| Length | no data | 267 mm |
| Width | no data | 2-slot |
| Supplementary power connectors | no data | 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 | DDR3 | GDDR3 |
| Maximum RAM amount | 1 GB | 320 MB |
| Memory bus width | 128 Bit | 320 Bit |
| Memory clock speed | 800 MHz | 792 MHz |
| Memory bandwidth | 25.6 GB/s | 63.36 GB/s |
| Shared memory | - | - |
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 | 12 API | 11.1 (10_0) |
| Shader Model | 5.1 | 4.0 |
| OpenGL | 4.5 | 3.3 |
| OpenCL | 1.1 | 1.1 |
| Vulkan | N/A | N/A |
| CUDA | + | + |
Pros & cons summary
| Recency | 3 September 2010 | 12 February 2007 |
| Maximum RAM amount | 1 GB | 320 MB |
| Chip lithography | 40 nm | 90 nm |
| Power consumption (TDP) | 23 Watt | 143 Watt |
GT 420M has an age advantage of 3 years, a 220% higher maximum VRAM amount, a 125% more advanced lithography process, and 521.7% lower power consumption.
We couldn't decide between GeForce GT 420M and GeForce 8800 GTS 320. We've got no test results to judge.
Be aware that GeForce GT 420M is a notebook graphics card while GeForce 8800 GTS 320 is a desktop one.
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