Maintenance and Service Guide
1 Product description
Table 1-1 Product components and their descriptions
Category Description
Product Name HP 15 Laptop PC
Model numbers: 15-ef0xxx, 15z-ef0xxx
HP 15s Laptop PC
Model numbers: 15s-eq0xxx, 15s-er0xxx, 15s-ey0xxx
Processor AMD® Ryzen™ 7-3700U (2.3 GHz, turbo up to 4.0 GHz, 2400 MHz FSB, 6 MB L3 cache, quad core, 15 W;
Radeon™ RX Vega 10 Graphics)
AMD Ryzen 5-3500U (2.1 GHz, turbo up to 3.7 GHz, 2400 MHz FSB, 2 MB L2 cache, quad core, 15 W;
Radeon Vega™ 8 Graphics)
AMD Ryzen 3-3200U (2.6 GHz, turbo up to 3.5 GHz, 2400 MHz FSB, 1 MB L2 cache, dual core, 15 W;
Radeon Vega 3 Graphics)
AMD Athlon™ 300U (2.4 GHz, turbo up to 3.3 GHz, 2400 MHz FSB, 3 MB L3 cache, dual core, 15 W;
Radeon Vega 3 Graphics)
Graphics Internal graphics
AMD Radeon RX Vega 10 Graphics (Ryzen 7 processor)
AMD Radeon Vega 8 Graphics (Ryzen 5 processor)
AMD Radeon Vega 3 Graphics (Ryzen 3, Athlon 300U processor)
Supports HD decode, DX12, and HDMI
Display panel 39.6 cm (15.6 in), WLED, slim-at (3.2 mm), narrow bezel, 45% NTSC
High-denition (HD) (1366 × 768), antiglare, SVA, eDP 1.2, 220 nits
HD, BrightView, SVA, eDP 1.2, 220 nits
HD, BrightView, SVA, eDP, 220 nits, Touch-on Panel (TOP)
Full high-denition (FHD) (1920 × 1080), antiglare, SVA, eDP 1.2, 220 nits
FHD, antiglare, UWVA, eDP, 250 nits
FHD, BrightView, UWVA, eDP, 250 nits, Touch-on Panel (TOP)
Memory Two SODIMM slots, not customer accessible or upgradeable
DDR4-2400 dual channel support (DDR4-3200 bridge to 2666, DDR4-2666 downgrade to DDR4-2400)
Supports up to 16 GB maximum system memory in the following congurations:
● 16 GB (8 GB × 2)
● 12 GB (8 GB × 1 + 4 GB × 1)
● 8 GB (8 GB × 1 or 4 GB × 2)
● 4 GB (4 GB × 1)
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