Phenom II X3 B77 vs Core i3-2377M
Phenom II X3 B77
Core i3-2377M
Performance Spectrum - CPU
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.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money. The Phenom II X3 B77 is positioned at rank 1057 and the Core i3-2377M is on rank 1151, so the Phenom II X3 B77 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Phenom II X3 B77
Performance Per Dollar Core i3-2377M
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Phenom II X3 B77 | Core i3-2377M |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($35) | ⚠️ Higher cost ($250) |
| Longevity | 🛑 Legacy (Heka (2009−2010) / 45 nm) | 🛑 Legacy (Sandy Bridge (2011−2013) / 32 nm) |
💎 Value Proposition
| Insight | Phenom II X3 B77 | Core i3-2377M |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+612%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($35) | ⚠️ Higher cost ($250) |
Performance Check
To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.
Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.
Technical Specifications
Side-by-side comparison of Phenom II X3 B77 and Core i3-2377M
Phenom II X3 B77
The Phenom II X3 B77 is manufactured by AMD. It was released in 2009-01-01. It is based on the Heka (2009−2010) architecture. It features 3 cores and 3 threads. Base frequency is 3.2 GHz, with boost up to 3.2 GHz. L3 cache: 6 MB (total). L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 1,844 points. Launch price was $149.
Core i3-2377M
The Core i3-2377M is manufactured by Intel. It was released in 1 September 2012 (13 years ago). It is based on the Sandy Bridge (2011−2013) architecture. It features 2 cores and 4 threads. Base frequency is 1.5 GHz, with boost up to 1.5 GHz. L3 cache: 3 MB (total). L2 cache: 256K (per core). Built on 32 nm process technology. Socket: BGA1023. Thermal design power (TDP): 17 Watt. Memory support: DDR3. Passmark benchmark score: 1,850 points. Launch price was $250.
Processing Power
The Phenom II X3 B77 packs 3 cores / 3 threads, while the Core i3-2377M offers 2 cores / 4 threads — the Phenom II X3 B77 has 1 more core. Boost clocks reach 3.2 GHz on the Phenom II X3 B77 versus 1.5 GHz on the Core i3-2377M — a 72.3% clock advantage for the Phenom II X3 B77 (base: 3.2 GHz vs 1.5 GHz). The Phenom II X3 B77 uses the Heka (2009−2010) architecture (45 nm), while the Core i3-2377M uses Sandy Bridge (2011−2013) (32 nm). In PassMark, the Phenom II X3 B77 scores 1,844 against the Core i3-2377M's 1,850 — a 0.3% lead for the Core i3-2377M. L3 cache: 6 MB (total) on the Phenom II X3 B77 vs 3 MB (total) on the Core i3-2377M.
| Feature | Phenom II X3 B77 | Core i3-2377M |
|---|---|---|
| Cores / Threads | 3 / 3+50% | 2 / 4 |
| Boost Clock | 3.2 GHz+113% | 1.5 GHz |
| Base Clock | 3.2 GHz+113% | 1.5 GHz |
| L3 Cache | 6 MB (total)+100% | 3 MB (total) |
| L2 Cache | 512 kB (per core)+100% | 256K (per core) |
| Process | 45 nm | 32 nm-29% |
| Architecture | Heka (2009−2010) | Sandy Bridge (2011−2013) |
| PassMark | 1,844 | 1,850 |
| Geekbench 6 Single | — | 238 |
| Geekbench 6 Multi | — | 546 |
Memory & Platform
The Phenom II X3 B77 uses the AM3 socket (PCIe 2.0), while the Core i3-2377M uses BGA1023 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-1333 memory speed. The Phenom II X3 B77 supports up to 32 GB of RAM compared to 16 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 0 (Phenom II X3 B77) vs 16 (Core i3-2377M) — the Core i3-2377M offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: AM3 (Phenom II X3 B77) and FCBGA1023 (Core i3-2377M).
| Feature | Phenom II X3 B77 | Core i3-2377M |
|---|---|---|
| Socket | AM3 | BGA1023 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-1333 | DDR3-1333 |
| Max RAM Capacity | 32 GB+100% | 16 GB |
| RAM Channels | 2 | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 0 | 16 |
Advanced Features
Virtualization: not specified (Phenom II X3 B77) / VT-x, VT-d (Core i3-2377M). The Core i3-2377M includes integrated graphics (HD Graphics 3000), while the Phenom II X3 B77 requires a dedicated GPU.
| Feature | Phenom II X3 B77 | Core i3-2377M |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | HD Graphics 3000 |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x, VT-d |
Value Analysis
The Phenom II X3 B77 launched at $281 MSRP, while the Core i3-2377M debuted at $250.
| Feature | Phenom II X3 B77 | Core i3-2377M |
|---|---|---|
| MSRP | $281 | $250-11% |
| Avg Price (30d) | $35 | — |
| Release Date | 2010 | 2012 |
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