Radeon R7 370 vs Radeon R9 390X
On raw speed the Radeon R9 390X comes out dramatically faster — about 400% ahead of the Radeon R7 370. It also wins on performance-per-dollar, making it the cleaner choice when you can afford it.
Market Value Leader
Radeon R9 390X is the clear winner, offering 70.0% better value than Radeon R7 370.
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Comparable or lower specs
Radeon R9 390X vs Radeon R7 370: In-Depth Breakdown
Performance: Radeon R9 390X vs Radeon R7 370
The Radeon R9 390X is dramatically faster, around 400% ahead of the Radeon R7 370. Both cards sit in the same broad class, well suited to entry-level 1080p. The Radeon R9 390X packs 2,816 stream processors versus 1,024 on the Radeon R7 370.
Price & Value
The Radeon R7 370 currently lists from $35 EUR, $68 EUR less than the Radeon R9 390X at $103 EUR. Because it's both faster and competitively priced, the Radeon R9 390X wins on performance-per-dollar by about 70%. The Radeon R7 370 is trading below its $149 EUR MSRP — a genuine deal. The Radeon R9 390X is trading below its $429 EUR MSRP — a genuine deal.
Power & Efficiency
On power, the Radeon R7 370 is the gentler choice at 110W versus 275W. The Radeon R9 390X is more efficient per watt because it's faster, but its higher 275W draw means more heat and a bigger PSU.
VRAM & Future-Proofing
The Radeon R9 390X carries 8GB versus 2GB on the Radeon R7 370. The extra 6GB helps at 4K, with high-resolution texture packs, and for content-creation or local-AI workloads that exhaust smaller buffers. The Radeon R9 390X's memory is also faster — 384 GB/s versus 179 GB/s (512-bit vs 256-bit bus) — which helps feed the GPU at 4K and with heavy textures.
Which should you buy: Radeon R7 370 or Radeon R9 390X?
The Radeon R9 390X is the all-round winner here — it's faster and the better value, so buy it if it fits your budget. Only consider the Radeon R7 370 if you find it at a steep discount.
Frequently Asked Questions
Is the Radeon R9 390X better than the Radeon R7 370?
Which is better for 4K gaming, the Radeon R7 370 or the Radeon R9 390X?
Is the Radeon R9 390X worth the extra $68 EUR over the Radeon R7 370?
Does the Radeon R9 390X have enough VRAM advantage to matter?
Which should you buy: Radeon R7 370 or Radeon R9 390X?
Technical Specifications Comparison
Architecture & Cores
| Specification | Radeon R7 370 | Radeon R9 390X |
|---|---|---|
| Architecture | GCN 1.0 | GCN 2.0 |
| Process Node | TSMC 28nm | TSMC 28nm |
| CUDA Cores (Stream Processors / Stream Processors) | 1,024 | 2,816✓ |
Clock Speeds
| Specification | Radeon R7 370 | Radeon R9 390X |
|---|---|---|
| Base Clock | 925 MHz | 1,050 MHz✓ |
| Boost Clock | 975 MHz | 1,050 MHz✓ |
Memory
| Specification | Radeon R7 370 | Radeon R9 390X |
|---|---|---|
| VRAM Capacity | 2 GB | 8 GB✓ |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bus | 256-bit | 512-bit✓ |
| Memory Speed | 5.6 Gbps | 6 Gbps✓ |
| Bandwidth | 179.2 GB/s | 384 GB/s✓ |
Connectivity & Power
| Specification | Radeon R7 370 | Radeon R9 390X |
|---|---|---|
| Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| TDP | 110 W✓ | 275 W |
| Power Connectors | 1x 6-pin | 1x 6-pin + 1x 8-pin |
| Released | Jun 2015 | Jun 2015 |