diff --git a/src/mainboard/google/slippy/variants/peppy/Makefile.inc b/src/mainboard/google/slippy/variants/peppy/Makefile.inc
index 9d19818046..d5c59e3b49 100644
--- a/src/mainboard/google/slippy/variants/peppy/Makefile.inc
+++ b/src/mainboard/google/slippy/variants/peppy/Makefile.inc
@@ -20,10 +20,11 @@ SPD_BIN = $(obj)/spd.bin
 SPD_SOURCES  = Micron_4KTF25664HZ	# 0: 4GB / CH0 + CH1
 SPD_SOURCES += Hynix_HMT425S6AFR6A	# 1: 4GB / CH0 + CH1
 SPD_SOURCES += Elpida_EDJ4216EFBG	# 2: 4GB / CH0 + CH1
-SPD_SOURCES += Micron_4KTF25664HZ	# 3: Reserved / place holder
+SPD_SOURCES += Hynix_HMT425S6CFR6A	# 3: 4GB / CH0 + CH1
 SPD_SOURCES += Micron_4KTF25664HZ	# 4: 2GB / CH0 + CH1
 SPD_SOURCES += Hynix_HMT425S6AFR6A	# 5: 2GB / CH0 + CH1
 SPD_SOURCES += Elpida_EDJ4216EFBG	# 6: 2GB / CH0 + CH1
+SPD_SOURCES += Hynix_HMT425S6CFR6A	# 7: 2GB / CH0 + CH1
 
 SPD_DEPS := $(foreach f, $(SPD_SOURCES), src/mainboard/$(MAINBOARDDIR)/variants/$(VARIANT_DIR)/spd/$(f).spd.hex)
 
diff --git a/src/mainboard/google/slippy/variants/peppy/romstage.c b/src/mainboard/google/slippy/variants/peppy/romstage.c
index a6815c8817..8adf4b2647 100644
--- a/src/mainboard/google/slippy/variants/peppy/romstage.c
+++ b/src/mainboard/google/slippy/variants/peppy/romstage.c
@@ -107,8 +107,8 @@ static void copy_spd(struct pei_data *peid)
 
 	case PEPPY_BOARD_VERSION_EVT:
 	default:
-		/* Index 0-2 are 4GB config with both CH0 and CH1.
-		 * Index 4-6 are 2GB config with CH0 only. */
+		/* Index 0-3 are 4GB config with both CH0 and CH1.
+		 * Index 4-7 are 2GB config with CH0 only. */
 		if (spd_index > 3)
 			peid->dimm_channel1_disabled = 3;
 		else
diff --git a/src/mainboard/google/slippy/variants/peppy/spd/Hynix_HMT425S6CFR6A.spd.hex b/src/mainboard/google/slippy/variants/peppy/spd/Hynix_HMT425S6CFR6A.spd.hex
new file mode 100644
index 0000000000..8ced79063f
--- /dev/null
+++ b/src/mainboard/google/slippy/variants/peppy/spd/Hynix_HMT425S6CFR6A.spd.hex
@@ -0,0 +1,17 @@
+# Hynix HMT425S6CFR6A-PBA
+92 13 0B 03 04 19 02 02 03 52 01 08 0A 00 FE 00
+69 78 69 3C 69 11 18 81 20 08 3C 3C 01 40 83 01
+00 00 00 00 00 00 00 00 00 88 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 0F 11 62 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 80 AD 01 00 00 00 00 00 00 C9 C0
+48 4D 54 34 32 35 53 36 43 46 52 36 41 2D 50 42
+20 20 4E 30 80 AD 00 00 00 00 00 00 00 00 00 00
+00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
+FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF
+FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF
+FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF
+FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF
+FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF