Athlon II X2 235e
Atom E3845
Athlon II X2 235e vs Atom E3845 Performance Spectrum
About PassMark
PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.
Athlon II X2 235e vs Atom E3845 FPS Benchmarks
Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.
Search any supported game below to compare 1080p FPS for both components.
Path of Exile 2
Counter-Strike 2
League of Legends
Valorant
Among Us
Apex Legends
ARC Raiders
Baldur's Gate 3
Call of Duty: Black Ops 6
Athlon II X2 235e vs Atom E3845: Pros, Cons & Final Verdict
See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.
Athlon II X2 235e
2009Why buy it
- ✅Includes a boxed cooler (Stock), unlike Atom E3845.
Trade-offs
- ❌Launch MSRP is still $69 MSRP, while Atom E3845 mostly shows up through inconsistent older-market listings.
- ❌350% higher power demand at 45W vs 10W.
- ❌No integrated graphics, while Atom E3845 can still boot and troubleshoot without a discrete GPU.
Atom E3845
2013Why buy it
- ✅Draws 10W instead of 45W, a 35W reduction.
- ✅100+% more PCIe lanes (4 vs 0) for storage and expansion-heavy builds.
- ✅Integrated graphics onboard with Intel HD Graphics (Bay Trail), while Athlon II X2 235e needs a discrete GPU.
Trade-offs
- ❌Lower PassMark (1,071 vs 1,079).
- ❌No boxed cooler included, unlike Athlon II X2 235e.
Quick Answers
So, is Athlon II X2 235e better than Atom E3845?
Which one is better for gaming?
Which one is better for streaming, content creation, and heavy multitasking?
Which one is the smarter buy today, not just the cheaper CPU?
Which one is more future-proof for 2026 and beyond?
Athlon II X2 235e vs Atom E3845 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
Athlon II X2 235e
The Athlon II X2 235e is manufactured by AMD. It was released in 20 October 2009 (16 years ago). It is based on the Regor (2009−2013) architecture. It features 2 cores and 2 threads. Base frequency is 2.7 GHz, with boost up to 2.7 GHz. L3 cache: 0 kB. L2 cache: 1 MB. Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 45 Watt. Memory support: DDR3. Passmark benchmark score: 1,079 points. Launch price was $84.
Atom E3845
The Atom E3845 is manufactured by Intel. It was released in 8 October 2013 (12 years ago). It is based on the Bay Trail-I (2013) architecture. It features 4 cores and 4 threads. Max frequency: 1.91 GHz. L3 cache: 0 kB. L2 cache: 512 kB (per core). Built on 22 nm process technology. Socket: FCBGA1170. Thermal design power (TDP): 10 Watt. Memory support: DDR3. Passmark benchmark score: 1,071 points. Launch price was $69.
Processing Power
The Athlon II X2 235e packs 2 cores / 2 threads, while the Atom E3845 offers 4 cores / 4 threads — the Atom E3845 has 2 more cores. Boost clocks reach 2.7 GHz on the Athlon II X2 235e versus 1.91 GHz on the Atom E3845 — a 34.3% clock advantage for the Athlon II X2 235e. The Athlon II X2 235e uses the Regor (2009−2013) architecture (45 nm), while the Atom E3845 uses Bay Trail-I (2013) (22 nm). In PassMark, the Athlon II X2 235e scores 1,079 against the Atom E3845's 1,071 — a 0.7% lead for the Athlon II X2 235e. Both processors carry 0 kB of L3 cache.
| Feature | Athlon II X2 235e | Atom E3845 |
|---|---|---|
| Cores / Threads | 2 / 2 | 4 / 4+100% |
| Boost Clock | 2.7 GHz+41% | 1.91 GHz |
| Base Clock | 2.7 GHz | — |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 1 MB+100% | 512 kB (per core) |
| Process | 45 nm | 22 nm-51% |
| Architecture | Regor (2009−2013) | Bay Trail-I (2013) |
| PassMark | 1,079 | 1,071 |
| Geekbench 6 Single | 240 | — |
| Geekbench 6 Multi | 450 | — |
Memory & Platform
The Athlon II X2 235e uses the AM3 socket (PCIe 2.0), while the Atom E3845 uses FCBGA1170 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-1333 memory speed. The Athlon II X2 235e supports up to 16 GB of RAM compared to 8 GB — 100% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 0 (Athlon II X2 235e) vs 4 (Atom E3845) — the Atom E3845 offers 4 more lanes for additional GPUs or NVMe drives. Chipset compatibility: 760G,780G,785G,790GX (Athlon II X2 235e) and Intel FCBGA1170 (Atom E3845).
| Feature | Athlon II X2 235e | Atom E3845 |
|---|---|---|
| Socket | AM3 | FCBGA1170 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-1333 | DDR3L-1333 |
| Max RAM Capacity | 16 GB+100% | 8 GB |
| RAM Channels | 2 | 2 |
| ECC Support | Yes | Yes |
| PCIe Lanes | 0 | 4 |
Advanced Features
Virtualization: AMD-V (Athlon II X2 235e) / not specified (Atom E3845). The Atom E3845 includes integrated graphics (Intel HD Graphics (Bay Trail)), while the Athlon II X2 235e requires a dedicated GPU. Primary use case: Athlon II X2 235e targets Energy Efficient Legacy Desktop. Direct competitor: Athlon II X2 235e rivals Pentium E5300.
| Feature | Athlon II X2 235e | Atom E3845 |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Intel HD Graphics (Bay Trail) |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | AMD-V | — |
| Target Use | Energy Efficient Legacy Desktop | — |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
You May Also Compare
Similar CPU comparisons based on Athlon II X2 235e and Atom E3845
