Home GPU Comparison ATI Radeon HD 3870 AGP vs AMD Radeon R9 370

ATI Radeon HD 3870 AGP vs AMD Radeon R9 370

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 AGP and 2GB VRAM Radeon R9 370 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3870 AGP 's Advantages
Lower TDP (106W vs 110W)
AMD Radeon R9 370 's Advantages
Boost Clock975MHz
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (179.2GB/s vs 72.06GB/s)
960 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 3870 AGP
0.497 TFLOPS
Radeon R9 370 +402%
2.496 TFLOPS
VS

Graphics Card

Unknown
Release Date
May 2015
Radeon R600
Generation
Pirate Islands
Desktop
Type
Desktop
AGP 8x
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
Base Clock
925 MHz
-
Boost Clock
975 MHz
1126 MHz
Memory Clock
1400 MHz

Memory

512MB
Memory Size
2GB
GDDR4
Memory Type
GDDR5
256bit
Memory Bus
256bit
72.06GB/s
Bandwidth
179.2GB/s

Render Config

4
Compute Units
24
-
-
-
320
Shading Units
1280
16
TMUs
80
16
ROPs
32
-
-
-
-
-
-
-
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

12.43 GPixel/s
Pixel Rate
31.20 GPixel/s
12.43 GTexel/s
Texture Rate
78.00 GTexel/s
-
-
-
497.3 GFLOPS
FP32 (float)
2.496 TFLOPS
99.46 GFLOPS
FP64 (double)
156.0 GFLOPS

Board Design

106W
TDP
110W
300 W
Suggested PSU
300 W
2x DVI 1x S-Video
Outputs
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
1x 8-pin
Power Connectors
1x 6-pin

Graphics Processor

RV670
GPU Name
Trinidad
RV670 XT (215-0708005)
GPU Variant
Trinidad PRO (215-0870020)
TeraScale
Architecture
GCN 1.0
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
0.666 billion
Transistors
2.8 billion
192 mm²
Die Size
212 mm²

Graphics Features

10.1 (10_1)
DirectX
12 (11_1)
3.3 (full) 4.0 (partial)
OpenGL
4.6
N/A
OpenCL
1.2
N/A
Vulkan
1.2
-
-
-
4.1
Shader Model
5.1

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