Radeon RX 6950 XT vs Iris Pro Graphics P555
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 29 |
| Place by popularity | not in top-100 | not in top-100 |
| Cost-effectiveness evaluation | no data | 34.53 |
| Power efficiency | no data | 15.36 |
| Architecture | Generation 9.0 (2015−2016) | RDNA 2.0 (2020−2025) |
| GPU code name | Skylake GT3e | Navi 21 |
| Market segment | Desktop | Desktop |
| Release date | 1 September 2015 (10 years ago) | 10 May 2022 (3 years ago) |
| Launch price (MSRP) | no data | $1,099 |
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 | 384 | 5120 |
| Core clock speed | 350 MHz | 1925 MHz |
| Boost clock speed | 1000 MHz | 2324 MHz |
| Number of transistors | 189 million | 26,800 million |
| Manufacturing process technology | 14 nm+ | 7 nm |
| Power consumption (TDP) | 15 Watt | 335 Watt |
| Texture fill rate | 48.00 | 743.7 |
| Floating-point processing power | 0.768 TFLOPS | 23.8 TFLOPS |
| ROPs | 6 | 128 |
| TMUs | 48 | 320 |
| Ray Tracing Cores | no data | 80 |
| L0 Cache | no data | 1.3 MB |
| L1 Cache | no data | 1 MB |
| L2 Cache | no data | 4 MB |
| L3 Cache | no data | 128 MB |
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 3.0 x1 | PCIe 4.0 x16 |
| Length | no data | 267 mm |
| Width | IGP | 3-slot |
| Supplementary power connectors | no data | 2x 8-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 | System Shared | GDDR6 |
| Maximum RAM amount | System Shared | 16 GB |
| Memory bus width | System Shared | 256 Bit |
| Memory clock speed | System Shared | 2250 MHz |
| Memory bandwidth | no data | 576.0 GB/s |
| Shared memory | + | - |
| Resizable BAR | - | + |
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 | 1x HDMI 2.1, 2x DisplayPort 1.4a |
| HDMI | - | + |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_1) | 12 Ultimate (12_2) |
| Shader Model | 6.4 | 6.5 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 2.1 |
| Vulkan | 1.1.97 | 1.3 |
Pros & cons summary
| Recency | 1 September 2015 | 10 May 2022 |
| Chip lithography | 14 nm | 7 nm |
| Power consumption (TDP) | 15 Watt | 335 Watt |
Iris Pro Graphics P555 has 2133.3% lower power consumption.
RX 6950 XT, on the other hand, has an age advantage of 6 years, and a 100% more advanced lithography process.
We couldn't decide between Iris Pro Graphics P555 and Radeon RX 6950 XT. We've got no test results to judge.
Other comparisons
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