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Pieces in Kit

1 (26)
2 (26)

Size

1GB (11)
2GB (22)
4GB (15)
8GB (4)

Brand

Kingston (28)
RamCity (24)

Speed

DDR2-667 / PC2-5300 (20)
DDR2-800 / PC2-6400 (32)

Form Factor

240-pin DIMM (52)

CAS Latency

CL4 (4)
CL5 (28)
CL6 (20)

Series

HyperX (12)
ValueRam (16)

Voltage

1.85V (4)
1.8V (40)
1.95V (2)
2.0V (6)

ECC

ECC (20)

RamCity guarantees 100% that all modules below are compatible with the ASUS/ASmobile M Series Motherboard M4A77

RamCity 8GB CL6 240-pin DIMM Kit (2x4GB)

Part #. 2xCJH • DDR2-800 / PC2-6400 • CL6 • 1.8V • 16-chip 256M x8 • more info

Buy new: $352.99 $275.99

5 in Stock Free Shipping Guaranteed Compatible

RamCity 8GB CL6 ECC 240-pin DIMM Kit (2x4GB)

Part #. 2xCNX • DDR2-800 / PC2-6400 • CL6 • ECC • 1.8V • 18-chip 256M x8 • more info

Buy new: $388.99 $303.99

6 in Stock Free Shipping Guaranteed Compatible

RamCity 8GB CL5 240-pin DIMM Kit (2x4GB)

Part #. 2xCJM • DDR2-667 / PC2-5300 • CL5 • 1.8V • 16-chip 256x8 • more info

Buy new: $275.99 $215.99

Ships in 7 Days Free Shipping Guaranteed Compatible

RamCity 8GB CL5 ECC 240-pin DIMM Kit (2x4GB)

Part #. 2xCNW • DDR2-667 / PC2-5300 • CL5 • ECC • 1.8V • 18-chip 256x8 • more info

Buy new: $365.99 $285.99

4 in Stock Free Shipping Guaranteed Compatible

RamCity 4GB CL6 240-pin DIMM

Part #. CJH • DDR2-800 / PC2-6400 • CL6 • 1.8V • 16-chip 256M x8 • more info

Buy new: $211.99 $165.99

10 in Stock Free Shipping Guaranteed Compatible

Kingston ValueRam 4GB CL5 240-pin DIMM Kit (2x2GB)

Part #. KVR667D2N5K2/4G • DDR2-667 / PC2-5300 • CL5 • 1.8V • more info

Buy new: $206.99 $161.99

12 in Stock Free Shipping Guaranteed Compatible

Kingston ValueRam 4GB CL5 ECC 240-pin DIMM Kit (2x2GB)

Part #. KVR667D2E5K2/4G • DDR2-667 / PC2-5300 • CL5 • ECC • 1.8V • more info

Buy new: $191.99 $149.99

Ships in 7 Days Free Shipping Guaranteed Compatible

RamCity 4GB CL5 ECC 240-pin DIMM

Part #. CNW • DDR2-667 / PC2-5300 • CL5 • ECC • 1.8V • 18-chip 256x8 • more info

Buy new: $214.99 $167.99

8 in Stock Free Shipping Guaranteed Compatible

Kingston HyperX 4GB CL4 240-pin DIMM Kit (2x2GB)

Part #. KHX6400D2LLK2/4G • DDR2-800 / PC2-6400 • CL4 • 1.95V • more info

Buy new: $217.99 $169.99

Ships in 7 Days Free Shipping Guaranteed Compatible

RamCity 4GB CL6 240-pin DIMM Kit (2x2GB)

Part #. 2xCCK • DDR2-800 / PC2-6400 • CL6 • 1.8V • 16-chip 128M x8 • more info

Buy new: $158.99 $123.99

9 in Stock Free Shipping Guaranteed Compatible

We guarantee your memory upgrade will be 100% compatible, or return it within 1 Whole Year for a full refund.

Need some help installing your upgrade? See our guides and videos.

System Specifications

Comments:

MODULES MUST BE ORDERED AND INSTALLED IN PAIRS for Dual Channel Mode.
Kingston offers "K2" kit part numbers for Dual Channel Mode.
This system supports both ECC (KVRxxxD2Exx/xx) and non-ECC (KVRxxxD2Nxx/xx) memory.
Mixing ECC and non-ECC modules is not recommended.
If 4GB is installed, the recognized memory may be reduced to 3.5GB or less (depending on system configuration and memory allocation).
A 64-bit Operating System is required to utilize more than 4GB of memory.
DDR2-1066 or faster is supported by AM2+/AM3 CPUs, and in one DIMM per channel only.

Standard Memory:

0MB (Removable)

Maximum Memory:

2GB using DDR2-1066 in one DIMM channel
16GB using DDR2-667/800

Expansion:

4 Sockets

CPU/Chipset:

AMD Athlon 64 X2 (AM2) AMD 770
AMD Phenom (AM2+) AMD 770
AMD Phenom (AM2+) AMD 770
AMD Athlon 64 (AM2) AMD 770

Bus Architecture:

PCI; PCI Express; SSD - SATA 2.5-inch; USB

Upgrade Path:

Virtually any configuration up to 16GB can be reached using any combination of 512MB, 1, 2 and 4GB modules or kits.

Category Navigation:

RamCity guarantees 100% that all modules below are compatible with the ASUS/ASmobile M Series Motherboard M4A77