AMD Ryzen 7 7840HS vs AMD Ryzen 7 PRO 5875U
AMD Ryzen 7 7840HS
AMD Ryzen 7 PRO 5875U
|
8 Cores
16 Threads
3.8GHz Clock
|
8 Cores
16 Threads
2GHz Clock
|
|
Socket
FP8
|
Socket
FP6
|
|
iGPU
Radeon 780M 2700MHz
4.15 TFLOPS FP32
|
iGPU
Radeon Vega 8 2000MHz
2.05 TFLOPS FP32
|
GB6 Single-Core
|
|
Ryzen 7 7840HS - GB6S 2,370
x1.45
Ryzen 7 PRO 5875U - GB6S 1,640
x1
GB6 Multi-Core
|
|
Ryzen 7 7840HS - GB6M 11,035
x1.59
Ryzen 7 PRO 5875U - GB6M 6,950
x1
CB23 Single-Core
|
|
Ryzen 7 7840HS - CB23S 1,795
x1.2
Ryzen 7 PRO 5875U - CB23S 1,490
x1
CB23 Multi-Core
|
|
Ryzen 7 7840HS - CB23M 17,090
x1.53
Ryzen 7 PRO 5875U - CB23M 11,205
x1
|
|
Ryzen 7 7840HS - 120.0GB/s
x2.34
Ryzen 7 PRO 5875U - 51.2GB/s
x1
|
|
Ryzen 7 7840HS - 45W
x3
Ryzen 7 PRO 5875U - 15W
x1
|
|
Ryzen 7 7840HS - 4.15 TFLOPS FP32
x2.02
Ryzen 7 PRO 5875U - 2.05 TFLOPS FP32
x1
|
GB6S 2,370
58%
|
GB6S 1,640
40%
|
|
GB6M 11,035
41%
|
GB6M 6,950
26%
|
|
CB23S 1,795
69%
|
CB23S 1,490
57%
|
|
CB23M 17,090
40%
|
CB23M 11,205
26%
|
|
Manufacturer
AMD
|
Manufacturer
AMD
|
|
Architecture
Zen 4
|
Architecture
Zen 3
|
|
Family
Ryzen 7000
|
Family
Ryzen 5000
|
|
Instruction Set (ISA)
x86-64
|
Instruction Set (ISA)
x86-64
|
|
Codename
Phoenix Point
|
Codename
Barcelo
|
|
Market Segment
Laptop
|
Market Segment
Laptop
|
|
Release Date
1/3/2023
|
Release Date
4/19/2022
|
|
Foundry
TSMC
|
Foundry
TSMC
|
|
Node
N4
|
Node
N7
|
|
Die Size
178 mm²
|
Die Size
180 mm²
|
|
Transistor Count
25 Billion
|
Transistor Count
10.7 Billion
|
|
8 Cores
|
8 Cores
|
|
16 Threads
|
16 Threads
|
|
3.8GHz
5.1GHz Boost
|
2GHz
4.5GHz Boost
|
|
Overclocking
Locked
|
Overclocking
Locked
|
|
Type
PCIe
|
Type
PCIe
|
|
Transfer Rate
16GT/s
|
Transfer Rate
8GT/s
|
|
Lanes
4
|
Lanes
4
|
|
Bandwidth
8GB/s
|
Bandwidth
4GB/s
|
|
Bi-directional
16GB/s
|
Bi-directional
8GB/s
|
|
L0 Instruction
|
L0 Instruction
|
|
L0 Data
|
L0 Data
|
|
L1 Instruction
32KB/Core
8-way set associative
|
L1 Instruction
32KB/Core
8-way set associative
|
|
L1 Data
32KB/Core
8-way set associative
|
L1 Data
32KB/Core
8-way set associative
|
|
L2
1024KB/Core
8-way set associative
|
L2
512KB/Core
8-way set associative
|
|
L3
16MB Shared
16-way set associative
|
L3
16MB Shared
16-way set associative
|
|
Channels
2
|
Channels
2
|
|
Max Memory
256GB
64GB
|
Max Memory
64GB
32GB
|
|
ECC
Not Supported
|
ECC
Not Supported
|
|
Bus Width/Channel
64Bit
Bus Width
128Bit
|
Bus Width/Channel
64Bit
Bus Width
128Bit
|
|
Clock
3750MHz
2800MHz
Transfer Rate
7500MT/s
5600MT/s
|
Clock
1600MHz
2133MHz
Transfer Rate
3200MT/s
4266MT/s
|
|
Bandwidth/Channel
60.0GB/s
44.8GB/s
Bandwidth
120.0GB/s
89.6GB/s
|
Bandwidth/Channel
25.6GB/s
34.1GB/s
Bandwidth
51.2GB/s
68.3GB/s
|
|
TDP
45W
35W cTDP Down
54W cTDP Up
|
TDP
15W
-
-
|
|
Temp
100°C Max
|
Temp
95°C Max
|
|
Included Cooler
|
Included Cooler
|
|
PCIe 4.0 x20 Lanes
|
PCIe 3.0 x16 Lanes
|
|
Radeon 780M 2700MHz
768 Shaders
2700MHz
4.15 TFLOPS FP32
|
Radeon Vega 8 2000MHz
512 Shaders
2000MHz
2.05 TFLOPS FP32
|
|
Ryzen AI
|
No NPU
-
|
|
10 TOPS
|
-
|
|
No Cellular
|
No Cellular
|
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