AMD Radeon RX 6600 vs AMD Radeon RX 7600

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

Radeon RX 6600 compared with Radeon RX 7600
AMDRadeon RX 6600AMDRadeon RX 7600
Overview
ReleasedOctober 2021May 2023
Performance
Chip makerAMDAMD
ArchitectureRDNA 2RDNA 3
Shader cores1,7922,048
Boost clock2,491 MHz2,655 MHz (better)
ArchitectureAMD GPU specification baseline with 28 compute units, 64 ROPs and 112 texture units. Photo shows MSI's stock-clock MECH 2X 8G partner card.32 compute units, 64 ROPs, 128 texture units; game clock 2250 MHz; 13.3 billion transistors
Ray tracing28 ray accelerators32 second-generation Ray Accelerators
AI cores–64 AI Accelerators; 43.5 TOPS INT8
Upscaling and frame generationAMD FidelityFX Super ResolutionAMD FSR, Radeon Super Resolution
Base clockAMD publishes a 2,044 MHz game clock; the 2,491 MHz boost is the maximum frequency for burst workloads–
Cache32 MB Infinity Cache32 MB AMD Infinity Cache (second generation)
Memory
Video memory8 GB GDDR68 GB GDDR6
Memory bus128-bit128-bit
Memory bandwidth224 GB/s288 GB/s (better)
Memory detail14 Gbps GDDR6; 224 GB/s bandwidthGDDR6 at up to 18 Gbps; AMD quotes up to 477 GB/s effective bandwidth with Infinity Cache
Connections and power
Board power132 W (better)165 W
InterfacePCIe 4.0–
Display outputsPictured MSI MECH 2X has 3 × DisplayPort 1.4 and 1 × HDMI 2.1; AMD specifies DisplayPort 1.4a and HDMI 2.1 with variable refresh rate and FRLDisplayPort up to 2.1 (depends on the card design), HDMI 2.1
Maximum resolution7680 × 4320 and up to four displays on MSI's specification–
Power connector1 × 8-pin1 × 8-pin
Recommended power supplyAMD specifies 450 W; MSI recommends 500 W for its pictured MECH 2X. Requirements depend on the rest of the system.550 W
Slot widthPartner card designs vary; MSI MECH 2X is 46 mm thick2-slot (reference card)
Size (reference card)No retail AMD reference card; pictured MSI MECH 2X is 235 × 125 × 46 mm and 710 g204 mm long, 2-slot (reference card)
Video encode and decodeAMD publishes AV1 decoding; MSI confirms PCIe 4.0 x8H.264, HEVC and AV1 encode and decode

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