Intel Arc B580 vs AMD Radeon RX 6950 XT. Specifications

Comparison of basic technical data of graphics cards Intel Arc B580 and AMD Radeon RX 6950 XT, chip, information processing units.

• Architecture
  Xe2 RDNA 2
• Based on
  Intel Arc B580 AMD Radeon RX 6950 XT
• GPU Chip
  Battlemage Navi 21 KXTX
• Ray Tracing Units
  20 -
• Xe Cores
  20 -
• Xe Vector Engines
  160 -
• XMX Engines
  160 -
• Compute Units
  - 80
• Execution Units
  - 80
• L1 Cache
  - 128 KB
• L2 Cache
  - 4 MB
• L3 Cache
  - 128 MB
• Ray Accelerators
  - 80
• Render Output Units
  - 128
• RT Cores
  - 80
• Shader
  - 5120
• Streaming Multiprocessors
  - 80
• Texture Units
  - 320

Video memory capacity, type, bus width and bandwidth describe different properties. These values alone do not determine graphics performance.

• Memory Bandwidth
  456 GB/s 576 GB/s
• Memory Bus
  192 bit 256 bit
• Memory Data Rate
  19 Gbps 18 Gbps
• Memory Size
  12 GB 16 GB
• Memory Type
  GDDR6 GDDR6
• Infinity Cache
  - 128 MB
• Memory Clock
  - 2250 MHz

Published GPU clock frequencies describe different operating modes. Clock speed alone does not determine graphics performance.

• Graphics Clock
  2670 MHz -
• Base Clock
  - 1890 MHz
• Boost Clock
  - 2310 MHz
• Game Clock
  - 2100 MHz
• Overclocking
  - Yes

Graphics card power limits and recommended system power supply describe different specifications.

• TDP
  190 W 335 W
• Maximum Junction Temperature
  - 100 °C
• System Power Supply
  - Conflicting source values: 700 W (PSU recommendation) | 850 W (System power requirement)
• TDP (up)
  - -
• Typical Board Power
  - 335 W

Types and sizes of coolers for graphics card cooling system Intel Arc B580 and AMD Radeon RX 6950 XT.

• Cooler-Type
  - Air cooling
• Fan-Type
  - Axial
• Fan 1
  - -
• Fan 2
  - -
• Noise (Idle)
  - 0 dB / Silent
• Noise (Load)
  - -

Connectivity and connections.

• PCIe Interface
  4.0 x8 PCIe 4.0 x16
• DisplayPort Ports
  - 2 × DisplayPort 1.4a
• DVI Ports
  - -
• HDCP Version
  - 2.3
• HDMI Ports
  - 1 × HDMI 2.1
• Max. Displays
  - 4
• Power Connectors
  - 2x8-Pin
• USB-C Ports
  - 1 × USB-C
• VGA Ports
  - -

Technical data that is used to its full potential in computer games.

• DirectX
  - Conflicting source values: 12.2 | 12_2 (Ultimate)
• DLSS / FSR
  - Conflicting source values: No | Yes
• LED
  - No LED lighting
• Max. resolution
  - 7680 × 4320
• OpenCL
  - 2.1
• OpenGL
  - 4.6
• Raytracing
  - Yes
• Shader Model
  - 6.5
• Vulkan
  - 1.3

Built-in support for video and image compression standards.

• AV1
  Decode / Encode Decode
• h264
  - Decode / Encode
• h265 / HEVC
  - Decode / Encode
• VP8
  - Decode / Encode
• VP9
  - Decode / Encode

The difference in size, weight and slot of the compared devices

• Height
  - -
• Length
  - -
• Slot Size
  - 3 PCIe-Slots
• Weight
  - -
• Width
  - -

Comparison of interfaces and release dates for GPU AMD Radeon RX 6950 XT and Intel Arc B580.

• Official source
  https://www.intel.com/content/www/us/en/products/sku/241598/intel-arc-b580-graphics/specifications.html https://www.amd.com/en/products/graphics/desktops/radeon/6000-series/amd-radeon-rx-6950-xt.html
• Process Technology
  TSMC N5 7 nm
• Verified on
  2026-09-30 2026-09-30
• Documents
  - data sheet
• Launch Price (historical)
  - 1,099 $ (Reference)
• Part Number
  - -
• Release date
  - 2022-05-10
• Verification scope
  - Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved.

• FP16 (theoretical)
  - 47.6 TFLOPS
• FP32 (theoretical)
  - 23.8 TFLOPS
• FP64 (theoretical)
  - 1,487 GFLOPS
• Pixel Rate
  - 297.5 GPixel/s
• Texture Rate
  - 743.7 GTexel/s