Radeon HD 3870 Mac Edition vs FireStream 9370
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 Mac Edition and 4GB VRAM FireStream 9370 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 3870 Mac Edition 's Advantages
Lower TDP (106W vs 225W)
FireStream 9370 's Advantages
Released 2 years late
More VRAM (4GB vs 512GB)
Larger VRAM bandwidth (147.2GB/s vs 72.06GB/s)
1280 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 3870 Mac Edition
497
FireStream 9370
+431%
2640
Graphics Card
Jun 2008
Release Date
Jun 2010
Radeon R600
Generation
FireStream
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1126 MHz
Memory Clock
1150 MHz
Memory
512MB
Memory Size
4GB
GDDR4
Memory Type
GDDR5
256bit
Memory Bus
256bit
72.06GB/s
Bandwidth
147.2GB/s
Render Config
4
Compute Units
20
320
Shading Units
1600
16
TMUs
80
16
ROPs
32
-
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
512 KB
Theoretical Performance
12.43 GPixel/s
Pixel Rate
26.40 GPixel/s
12.43 GTexel/s
Texture Rate
66.00 GTexel/s
497.3 GFLOPS
FP32 (float)
2.640 TFLOPS
99.46 GFLOPS
FP64 (double)
528.0 GFLOPS
Board Design
106W
TDP
225W
300 W
Suggested PSU
550 W
2x DVI
1x S-Video
Outputs
1x DisplayPort 1.1
1x 6-pin
Power Connectors
1x 8-pin
Graphics Processor
RV670
GPU Name
Cypress
RV670 XT
(215-0708005)
GPU Variant
Cypress XT GL
TeraScale
Architecture
TeraScale 2
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.666 billion
Transistors
2.154 billion
192 mm²
Die Size
334 mm²
Graphics Features
10.1 (10_1)
DirectX
11.2 (11_0)
3.3 (full)
4.0 (partial)
OpenGL
4.4
N/A
OpenCL
1.2
N/A
Vulkan
N/A
4.1
Shader Model
5.0
