SAPPHIRE PULSE Radeon RX 7600 8GB vs SAPPHIRE PULSE Radeon RX 6400 4GB. Specifications

Comparison of basic technical data of graphics cards SAPPHIRE PULSE Radeon RX 7600 8GB and SAPPHIRE PULSE Radeon RX 6400 4GB, chip, information processing units.

• Based on
  AMD Radeon RX 7600 AMD Radeon RX 6400
• Board Manufacturer
  Sapphire Sapphire
• Board Model
  SAPPHIRE PULSE Radeon RX 7600 8GB SAPPHIRE PULSE Radeon RX 6400 4GB
• Board SKU
  11324-01-20G 11315-01-20G
• Compute Units
  32 CU -
• Stream Processors
  2048 768

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

• Memory Bus
  128 bit -
• Memory Data Rate
  18 Gbps Effective 16 Gbps Effective
• Memory Size
  8 GB 4 GB
• Memory Type
  GDDR6 GDDR6

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

• Boost Clock
  Up to 2755 MHz Up to 2321 MHz
• Game Clock
  Up to 2355 MHz Up to 2039 MHz

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

• System Power Supply
  550 W (System power requirement) 350 W (System power requirement)
• Total Board Power
  185W Total Board Power 55W (Board Power)

Connectivity and connections.

• DisplayPort Ports
  3 × DisplayPort 1 × DisplayPort
• HDMI Ports
  1 × HDMI 1 × HDMI
• PCIe Interface
  PCIe 4.0 x8 PCIe 4.0 x4

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

• Form Factor
  2 slot, ATX Dimension: 240(L)X 107.1(W)X 44.07 (H)mm 1 slot, ATX Low Profile Dimension: 170(L)X 56.2(W)X 17.2(H)mm

Comparison of interfaces and release dates for GPU SAPPHIRE PULSE Radeon RX 6400 4GB and SAPPHIRE PULSE Radeon RX 7600 8GB.

• Official source
  https://www.sapphiretech.com/en/consumer/pulse-radeon-rx-7600-8g-gddr6 https://www.sapphiretech.com/en/consumer/pulse-radeon-rx-6400-4g-gddr6
• Verified on
  2026-09-30 2026-09-30