AMD Ryzen 7 7735U vs AMD Ryzen 7 7840U

AMD Ryzen 7 7735U
AMD Ryzen 7 7840U
8 Cores
16 Threads
2.7GHz Clock
8 Cores
16 Threads
3.3GHz Clock
Socket
FP7
Socket
FP8
iGPU
Radeon 680M 2200MHz
3.38 TFLOPS FP32
iGPU
Radeon 780M 2700MHz
4.15 TFLOPS FP32
GB6S 1,950
48%
GB6M 9,100
34%
CB23S 1,490
57%
CB23S 1,755
67%
CB23M 10,085
23%
CB23M 12,885
30%
Manufacturer
AMD
Manufacturer
AMD
Architecture
Zen 3+
Architecture
Zen 4
Family
Ryzen 7000
Family
Ryzen 7000
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
Rembrandt-R
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-
-
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Codename
Phoenix Point
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-
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-
Market Segment
Laptop
Market Segment
Laptop
Release Date
1/4/2023
Release Date
5/3/2023
Foundry
TSMC
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-
-
Foundry
TSMC
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-
-
Node
N6
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-
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Node
N4
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-
-
Die Size
210 mm²
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Die Size
178 mm²
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Transistor Count
13.1 Billion
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-
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Transistor Count
25 Billion
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-
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8 Cores
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8 Cores
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-
-
16 Threads
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-
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16 Threads
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-
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2.7GHz
4.75GHz Boost
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-
3.3GHz
5.1GHz Boost
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-
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-
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-
-
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Overclocking
Locked
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-
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Overclocking
Locked
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-
-
Type
PCIe
Type
PCIe
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-
-
-
-
-
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-
Transfer Rate
8GT/s
Transfer Rate
16GT/s
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-
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-
Lanes
4
Lanes
4
Bandwidth
4GB/s
Bandwidth
8GB/s
Bi-directional
8GB/s
Bi-directional
16GB/s
L0 Instruction
-
-
L0 Instruction
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-
L0 Data
-
-
L0 Data
-
-
L1 Instruction
32KB/Core
8-way set associative
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-
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L1 Instruction
32KB/Core
8-way set associative
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-
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L1 Data
32KB/Core
8-way set associative
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-
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L1 Data
32KB/Core
8-way set associative
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-
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L2
512KB/Core
8-way set associative
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-
-
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-
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L2
1024KB/Core
8-way set associative
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-
-
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-
-
-
-
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L3
-
16MB Shared
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16-way set associative
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-
-
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L3
-
16MB Shared
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16-way set associative
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-
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Channels
2
Channels
2
Max Memory
64GB
Max Memory
256GB
ECC
Not Supported
ECC
Not Supported
Bus Width/Channel
64Bit
Bus Width
128Bit
Bus Width/Channel
64Bit
Bus Width
128Bit
Clock
3200MHz
Transfer Rate
6400MT/s
Clock
3750MHz
Transfer Rate
7500MT/s
Bandwidth/Channel
51.2GB/s
Bandwidth
102.4GB/s
Bandwidth/Channel
60.0GB/s
Bandwidth
120.0GB/s
TDP
28W
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-
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TDP
28W
15W cTDP Down
30W cTDP Up
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Temp
95°C Max
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Temp
100°C Max
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Included Cooler
Not Included
Included Cooler
Not Included
PCIe 4.0 x16 Lanes
PCIe 4.0 x20 Lanes
Radeon 680M 2200MHz
768 Shaders
2200MHz
3.38 TFLOPS FP32
Radeon 780M 2700MHz
768 Shaders
2700MHz
4.15 TFLOPS FP32
No NPU
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Ryzen AI
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-
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10 TOPS
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No Cellular
No Cellular
Change Comparison