16gb vs 8gb Computer RAM

Side-by-side price per gigabyte comparison across 17 products.

As of March 2026, 16gb averages $9.5093/GB across 6 products while 8gb averages $8.2545/GB across 11 products on BuyPerUnit. 8gb offers 13% better value per gigabyte for computer ram.

16gb

Avg $/GB$9.5093

Best $/GB$7.5462

Price Range$7.5462 – $13.1244

Products6

Cheapest Product

16GB RAM Replacement for Dell AB371019, AB403029, AB403044, SNPDK8NXC/16G DDR4 3200MHz PC4-25600 DIMM 1Rx8 Desktop Memory

16GB · $120.74 · newegg

8gb

Better Value

Avg $/GB$8.2545

Best $/GB$4.4375

Price Range$4.4375 – $14.9987

Products11

Cheapest Product

8GB RAM Replacement for IBM-Lenovo 03T7118, 03X6657, 0B47381, 5M30G18424 DDR3 1600MHz PC3L-12800 SODIMM 2Rx8 Laptop Memory

8GB · $35.50 · newegg

Top Products Compared

Rank	Brand	Product	Capacity	$/GB	Price	Retailer
1	16gb	16GB RAM Replacement for Dell AB371019, AB403029, AB403044, SNPDK8NXC/16G DDR4 3200MHz PC4-25600 DIMM 1Rx8 Desktop Memory	16GB	$7.5462	$120.74	newegg
1	8gb	8GB RAM Replacement for IBM-Lenovo 03T7118, 03X6657, 0B47381, 5M30G18424 DDR3 1600MHz PC3L-12800 SODIMM 2Rx8 Laptop Memory	8GB	$4.4375	$35.50	newegg
2	16gb	16GB RAM Replacement for Hynix HMA82GU6CJR8N-XN, HMA82GU6DJR8N-XN DDR4 3200MHz PC4-25600 DIMM 2Rx8 Desktop Memory	16GB	$7.5462	$120.74	newegg
2	8gb	8GB RAM Replacement for IBM-Lenovo 5M30K59786, 5M30K62037, SM30E51275, SM30G16480 DDR4 2133MHz PC4-17000 SODIMM 1Rx8 Laptop Memory	8GB	$7.7488	$61.99	newegg
3	16gb	16GB RAM Replacement for IBM-Lenovo 01AG819, 01AG838, 01AG842, 01AG844, 01AG856, SM30N76489, SM30N76494 DDR4 2666MHz PC4-21300 SODIMM 2Rx8 Laptop...	16GB	$7.5619	$120.99	newegg
3	8gb	8GB RAM Replacement for Hynix HMA81GS6AFR8N-TF, HMA81GS6MFR8N-TF DDR4 2133MHz PC4-17000 SODIMM 1Rx8 Laptop Memory	8GB	$7.7488	$61.99	newegg
4	16gb	16GB DDR5-8000MT/S CL38 DIMM	16GB	$8.1525	$130.44	newegg
4	8gb	8GB RAM Replacement for IBM-Lenovo 03X7049 DDR4 2133MHz PC4-17000 SODIMM Laptop Memory	8GB	$7.7488	$61.99	newegg
5	16gb	16GB RAM Replacement for Dell AB949334, SNPVNY72C/16G DDR5 4800MHz PC5-38400 SODIMM 1Rx8 Laptop Memory	16GB	$13.1244	$209.99	newegg
5	8gb	8GB RAM Replacement for IBM-Lenovo 5M30H35726 DDR4 2133MHz PC4-17000 SODIMM 2Rx8 Laptop Memory	8GB	$7.7488	$61.99	newegg

Which Should You Buy?

Based on current pricing data, 8gb offers better overall value for computer ram at an average of $8.2545/GB compared to 16gb's $9.5093/GB — that's roughly 13% less per gigabyte.

8gb's best deal is the 8GB RAM Replacement for IBM-Lenovo 03T7118, 03X6657, 0B47381, 5M30G18424 DDR3 1600MHz PC3L-12800 SODIMM 2Rx8 Laptop Memory (8GB) at $4.4375/GB, while 16gb's cheapest option is the 16GB RAM Replacement for Dell AB371019, AB403029, AB403044, SNPDK8NXC/16G DDR4 3200MHz PC4-25600 DIMM 1Rx8 Desktop Memory (16GB) at $7.5462/GB.

However, price per GB isn't everything — consider factors like warranty, performance specs, and your specific capacity needs. Check individual product pages for detailed specifications.

Frequently Asked Questions

Is 16gb or 8gb cheaper per GB for computer ram?

As of March 2026, 8gb averages $8.2545/GB compared to 16gb at $9.5093/GB. 8gb is approximately 13% cheaper per gigabyte on average.

How many 16gb and 8gb computer ram does BuyPerUnit track?

BuyPerUnit currently tracks 6 16gb products and 11 8gb products in the computer ram category, all ranked by price per gigabyte.

What is the cheapest 16gb computer ram per GB?

The cheapest 16gb option is the 16GB RAM Replacement for Dell AB371019, AB403029, AB403044, SNPDK8NXC/16G DDR4 3200MHz PC4-25600 DIMM 1Rx8 Desktop Memory at $7.5462/GB ($120.74 for 16GB).

What is the cheapest 8gb computer ram per GB?

The cheapest 8gb option is the 8GB RAM Replacement for IBM-Lenovo 03T7118, 03X6657, 0B47381, 5M30G18424 DDR3 1600MHz PC3L-12800 SODIMM 2Rx8 Laptop Memory at $4.4375/GB ($35.50 for 8GB).

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