HP Pavilion 27 (Early 2021) vs iMac 21.5 (Late 2015)

HP Pavilion 27 (Early 2021) $930
iMac 21.5 (Late 2015) $1,099
Base Price (MSRP)
$930
Base Price (MSRP)
$1,099
CPU
Core i5-11500T
CPU
Core i5-5250U
GPU
UHD 750 1200MHz
GPU
HD 6000 950MHz
Memory
8GB
Memory
8GB
Storage
256GB
Storage
128GB
Display
27" LCD IPS 2560×1440
Display
21.5" LCD IPS 1920×1080

GB6 Single-Core

  • 2.09x faster vs iMac 21.5 (Late 2015)
  • 52% slower vs Pavilion 27 (Early 2021)
Pavilion 27 (Early 2021) - GB6S 1,700
x2.09
iMac 21.5 (Late 2015) - GB6S 815
x1

GB6 Multi-Core

  • 3.64x faster vs iMac 21.5 (Late 2015)
  • 73% slower vs Pavilion 27 (Early 2021)
Pavilion 27 (Early 2021) - GB6M 5,700
x3.64
iMac 21.5 (Late 2015) - GB6M 1,565
x1

FP32

  • 16% slower vs iMac 21.5 (Late 2015)
  • 19% faster vs Pavilion 27 (Early 2021)
Pavilion 27 (Early 2021) - 614 GFLOPS FP32
x1
iMac 21.5 (Late 2015) - 730 GFLOPS FP32
x1.19
CPU Image
Core i5-11500T
6 Cores
12 Threads
1.5GHz Clock
CPU Image
Core i5-5250U
2 Cores
4 Threads
1.6GHz Clock
Core i5-11500T vs Core i5-5250U Full Specs Comparison
GPU Image
UHD 750 1200MHz
256 Shaders
1200MHz
Shared Memory
GPU Image
HD 6000 950MHz
384 Shaders
950MHz
Shared Memory
8 FPS 1080p
7%
614 GFLOPS FP32
1%
N/A
0%
730 GFLOPS FP32
1%
UHD 750 1200MHz vs HD 6000 950MHz Full Specs Comparison
8GB
DDR4-2933
8GB
DDR3-1866
24 Tabs
5%
24 Tabs
5%
256GB
M.2-2280-M-S3
PCIe 3.0 x4
Up to 2.4GB/s
128GB
Proprietary Apple 12+16 Pin
PCIe 3.0 x4
Up to 1.3GB/s
442 min 4K Video
11%
186 min 4K Video
5%
27"
LCD IPS
21.5"
LCD IPS
27"
21.5"
Area
311.5 in² (2009.7 cm²)
16:9 Aspect Ratio
Area
197.5 in² (1274.3 cm²)
16:9 Aspect Ratio
Brightness
350 Nits
Brightness
350 Nits
Refresh Rate
60Hz
Refresh Rate
60Hz
Response Time
36ms GtG
-
-
Resolution
2560×1440
3.7 Million Pixels
109 PPI
Resolution
1920×1080
2.1 Million Pixels
102 PPI
2560×1440
1920×1080
LED Backlight
1,000:1 Contrast
LED Backlight
1,000:1 Contrast
Viewing Angles
178° Horizontal
178° Vertical
Viewing Angles
178° Horizontal
178° Vertical
Colour Depth
8-bit
Colour Depth
8-bit
-
-
Coverage
100% sRGB
Coating
Matte
-
Coating
Glossy Anti-Reflective
Fully Laminated
2560×1440
1920×1080
1080p
720p
HP 710 White Wireless Keyboard
Magic Keyboard
HP 710 White Wireless Mouse
Magic Mouse 2
No Biometrics
No Biometrics
2
2
2
2
No Cellular
No Cellular
Wi-Fi 5 (802.11ac)
2 Stream
Up to 867Mbps
Wi-Fi 5 (802.11ac)
3 Stream
Up to 1300Mbps
Bluetooth 5.0
Bluetooth 4.0
H570
Z87
Data
4x USB 3.0 (5Gbps)
1x USB-C 3.0 (5Gbps)
-
Data
4x USB 3.0 (5Gbps)
-
2x Thunderbolt 2 (20Gbps)
Network
1x Ethernet (1Gbps)
Network
1x Ethernet (1Gbps)
Video
1x HDMI 1.4 In
1x HDMI 1.4 Out
-
-
-
Audio
1x Audio Jack
Audio
1x Audio Jack
Card
1x SDXC Card
Card
1x SDXC Card
External
185W
180W
19.00V
9.50A
Not Included
-
-
DC 4.5x3mm
1.5M (5 ft) Cable
-
-
Windows
OS X 10.11 El Capitan
Windows
macOS 12 Monterey (Latest)
Windows 10 (Latest)
Build Material
Plastic
Build Material
Aluminum
Height
475 mm (18.7 in)
Width
613 mm (24.1 in)
Depth
208 mm (8.2 in)
Volume
60.58 L
Height
450 mm (17.7 in)
Width
528 mm (20.8 in)
Depth
175 mm (6.9 in)
Volume
41.63 L
Weight
8.9 kg (19.6 lb)
Weight
5.67 kg (12.5 lb)
CPU
Upgradable
CPU
Upgradable
GPU
Not Upgradable
GPU
Not Upgradable
Memory
Upgradable
Memory
Upgradable
Storage
Upgradable
Storage
Upgradable
Wi-Fi
Upgradable
Wi-Fi
Upgradable
Motherboard
Not Upgradable
Motherboard
Not Upgradable
Power Supply
Upgradable
Power Supply
Not Upgradable
Storage Slots
1x M.2 2280 PCIe 3.0 x4
-
Storage Slots
-
1x 2.5" Bay
Memory Slots
2x SO-DIMM
Memory Slots
2x SO-DIMM
27-d1355xt
A1418
EMC 2889
iMac16,1
iMac16,2
Change Comparison