ADH4850IAA5DO - 2.5GHz 1MB Cache Socket AM2 45W Athlon X2 4850e Dual-Core CPU Processor

This Socket AM2 Athlon X2 4850e processor is a strong replacement option for legacy desktop systems that require a low-power dual-core AMD CPU. It features a 2.5GHz clock speed, 1MB total L2 cache, 45W thermal design, and the Brisbane BH-G2 core, making it a popular energy-efficient upgrade for many AM2 and select AM2+ motherboards with the proper BIOS support. Common AMD references for this processor include the tray CPU part number ADH4850IAA5DO and boxed retail part number ADH4850DOBOX.

Technical Specifications

• Part Number: ADH4850IAA5DO
• Box Part Number: ADH4850DOBOX
• Model: Athlon X2 4850e
• Processor Family: Athlon X2 / Athlon 64 X2
• Core Name: Brisbane
• Core Stepping: BH-G2
• Clock Speed: 2.5GHz
• Clock Multiplier: 12.5x
• Cores: 2
• Threads: 2
• L2 Cache: 1MB total
• Cache Layout: 2 x 512KB
• Socket: Socket AM2
• Package Type: 940-pin organic microPGA
• HyperTransport Speed: 1000MHz 16-bit link / 2.0 GT/s
• TDP: 45W
• Manufacturing Process: 65nm
• Memory Controller: Integrated dual-channel DDR2
• Supported Memory Class: DDR2-800
• Instruction Set: 64-bit
• CPUID Reference: 60FB2
• Use Case: Legacy desktop repair, replacement, and low-power AM2 system upgrades

Interchangeable / Replacement Part Numbers

ADH4850IAA5DO, ADH4850DOBOX

Common AMD Reference Numbers / Identifiers: 4850e, Brisbane, BH-G2, 60FB2

Thermal Paste Recommendation

For proper installation and optimal heat transfer, we strongly recommend applying a fresh layer of Shin-Etsu G751 during replacement. Thermal paste is sold separately.

✅ Confirmed Compatibility

Please note that the following list is not exhaustive. Compatibility depends on your system's specific configuration. It's essential to verify compatibility with your system or enclosure manufacturer prior to installation.

✔️ ASUS AM2 Motherboards: M2A-MX, M2A-VM, M2A-MVP, M2N68-AM PLUS
✔️ ASRock AM2 / AM2+ Motherboards: 960GC-GS FX, N68C-GS4 FX, N68C-GS FX, A790GXH/128M, A785GMH/128M, A785GM-LE/128M, A780GM-LE/128M, A770DE+, K10N78D, K10N78, K10N78M Pro, N68C-GS UCC, N68C-S UCC, N68-S UCC, N68-GE
✔️ GIGABYTE AM2 / AM2+ Motherboards: GA-MA78GM-S2H
✔️ BIOSTAR AM2 Motherboards: A780GE PCB 6.x
✔️ ECS AM2 Motherboards: MCP55M-A, AMD690GM-M2, GeForce6100SM-M, GF8200A
✔️ Socket AM2 Desktop Systems: many desktop systems built around AMD Socket AM2 boards that support 45W Brisbane-based Athlon X2 processors
✔️ Select Socket AM2+ Boards: many AM2+ motherboards that retain backward AM2 CPU support with the correct BIOS revision

☑️ Key Features

☑️ Dual-core 2.5GHz Athlon X2 processor for legacy AMD desktop systems
☑️ Energy-efficient 45W design for cooler and lower-power Socket AM2 builds
☑️ Brisbane BH-G2 core with 1MB total L2 cache
☑️ Strong replacement option for failed or aging AM2 processors in older desktops
☑️ Compatible with both tray and boxed AMD part number references listed above
☑️ Great fit for office PCs, legacy workstations, light-duty desktops, and retro AM2 rebuilds

⚙️ Fit Notes

• This processor fits Socket AM2 motherboards and many compatible AM2+ boards with proper BIOS support.
• BIOS version matters. Some motherboards require an updated BIOS before this CPU will boot correctly.
• This item is not compatible with Socket 939, Socket 940 server boards, AM3-only boards without AM2 CPU support, or Intel platforms.
• Please confirm your board supports 45W Brisbane-based Athlon X2 processors before ordering.
• Cooling solution, heatsink retention hardware, and thermal compound are not included unless separately stated.