UHD Graphics G1 vs ATI Radeon HD 4870
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 777 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | 0.26 | no data |
| Power efficiency | 1.68 | no data |
| Architecture | TeraScale (2005−2013) | Generation 11.0 (2019−2021) |
| GPU code name | RV770 | Ice Lake GT1 |
| Market segment | Desktop | Laptop |
| Release date | 25 June 2008 (17 years ago) | 29 May 2019 (6 years ago) |
| Launch price (MSRP) | $299 | no data |
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 | 800 | 256 |
| Core clock speed | 750 MHz | 300 MHz |
| Boost clock speed | no data | 900 MHz |
| Number of transistors | 956 million | no data |
| Manufacturing process technology | 55 nm | 10 nm |
| Power consumption (TDP) | 150 Watt | 15 Watt |
| Texture fill rate | 30.00 | 14.40 |
| Floating-point processing power | 1.2 TFLOPS | 0.4608 TFLOPS |
| ROPs | 16 | 8 |
| TMUs | 40 | 16 |
| L1 Cache | 160 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).
| Interface | PCIe 2.0 x16 | PCIe 3.0 x1 |
| Length | 250 mm | no data |
| Width | 2-slot | no data |
| Supplementary power connectors | 2x 6-pin | 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 | GDDR5 | System Shared |
| Maximum RAM amount | 1 GB | System Shared |
| Memory bus width | 256 Bit | System Shared |
| Memory clock speed | 900 MHz | System Shared |
| Memory bandwidth | 115.2 GB/s | no data |
| 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 | 2x DVI, 1x S-Video | No outputs |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 10.1 (10_1) | 12 (12_1) |
| Shader Model | 4.1 | 6.4 |
| OpenGL | 3.3 | 4.6 |
| OpenCL | 1.1 | 2.1 |
| Vulkan | N/A | 1.1.97 |
Pros & cons summary
| Recency | 25 June 2008 | 29 May 2019 |
| Chip lithography | 55 nm | 10 nm |
| Power consumption (TDP) | 150 Watt | 15 Watt |
UHD Graphics G1 has an age advantage of 10 years, a 450% more advanced lithography process, and 900% lower power consumption.
We couldn't decide between Radeon HD 4870 and UHD Graphics G1. We've got no test results to judge.
Be aware that Radeon HD 4870 is a desktop graphics card while UHD Graphics G1 is a notebook one.
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